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57153156144 = 24371914671907
BaseRepresentation
bin110101001110100101…
…111111010000110000
312110112002202011010220
4311032211333100300
51414022201444034
642131130253040
74062210545250
oct651645772060
9173462664126
1057153156144
1122269515147
12b0b0587180
13550aa0b2b6
142aa2757960
151747863749
hexd4e97f430

57153156144 has 160 divisors (see below), whose sum is σ = 170073686016. Its totient is φ = 16200695040.

The previous prime is 57153156101. The next prime is 57153156157. The reversal of 57153156144 is 44165135175.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 57153156096 and 57153156105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29969239 + ... + 29971145.

Almost surely, 257153156144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57153156144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85036843008).

57153156144 is an abundant number, since it is smaller than the sum of its proper divisors (112920529872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57153156144 is a wasteful number, since it uses less digits than its factorization.

57153156144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583 (or 2577 counting only the distinct ones).

The product of its digits is 252000, while the sum is 42.

The spelling of 57153156144 in words is "fifty-seven billion, one hundred fifty-three million, one hundred fifty-six thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 191 336 382 467 573 764 934 1146 1337 1401 1528 1868 1907 2292 2674 2802 3056 3269 3736 3814 4011 4584 5348 5604 5721 6538 7472 7628 8022 9168 9807 10696 11208 11442 13076 13349 15256 16044 19614 21392 22416 22884 26152 26698 30512 32088 39228 40047 45768 52304 53396 64176 78456 80094 89197 91536 106792 156912 160188 178394 213584 267591 320376 356788 364237 535182 624379 640752 713576 728474 890569 1070364 1092711 1248758 1427152 1456948 1781138 1873137 2140728 2185422 2497516 2549659 2671707 2913896 3562276 3746274 4281456 4370844 4995032 5099318 5343414 5827792 6233983 7124552 7492548 7648977 8741688 9990064 10198636 10686828 12467966 14249104 14985096 15297954 17483376 18701949 20397272 21373656 24935932 29970192 30595908 37403898 40794544 42747312 49871864 61191816 74807796 99743728 122383632 149615592 170098679 299231184 340197358 510296037 680394716 1020592074 1190690753 1360789432 2041184148 2381381506 2721578864 3572072259 4082368296 4762763012 7144144518 8164736592 9525526024 14288289036 19051052048 28576578072 57153156144