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53456295168 = 283373105943
BaseRepresentation
bin110001110010001111…
…100101010100000000
312002222110110011021000
4301302033211110000
51333434302421133
640320225532000
73601461004023
oct616217452400
9162873404230
1053456295168
1120741759841
12a43a4a4000
13506bb463b3
1428317931ba
1515cd01c413
hexc723e5500

53456295168 has 144 divisors (see below), whose sum is σ = 160246656640. Its totient is φ = 17574506496.

The previous prime is 53456295163. The next prime is 53456295169. The reversal of 53456295168 is 86159265435.

53456295168 is a `hidden beast` number, since 5 + 3 + 4 + 5 + 629 + 5 + 1 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53456295163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451605 + ... + 557547.

Almost surely, 253456295168 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 53456295168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80123328320).

53456295168 is an abundant number, since it is smaller than the sum of its proper divisors (106790361472).

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

53456295168 is a wasteful number, since it uses less digits than its factorization.

53456295168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106041 (or 106021 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 54.

The spelling of 53456295168 in words is "fifty-three billion, four hundred fifty-six million, two hundred ninety-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 73 96 108 128 144 146 192 216 219 256 288 292 384 432 438 576 584 657 768 864 876 1152 1168 1314 1728 1752 1971 2304 2336 2628 3456 3504 3942 4672 5256 6912 7008 7884 9344 10512 14016 15768 18688 21024 28032 31536 42048 56064 63072 84096 105943 126144 168192 211886 252288 317829 423772 504576 635658 847544 953487 1271316 1695088 1906974 2542632 2860461 3390176 3813948 5085264 5720922 6780352 7627896 7733839 10170528 11441844 13560704 15255792 15467678 20341056 22883688 23201517 27121408 30511584 30935356 40682112 45767376 46403034 61023168 61870712 69604551 81364224 91534752 92806068 122046336 123741424 139209102 183069504 185612136 208813653 244092672 247482848 278418204 366139008 371224272 417627306 494965696 556836408 732278016 742448544 835254612 989931392 1113672816 1484897088 1670509224 1979862784 2227345632 2969794176 3341018448 4454691264 5939588352 6682036896 8909382528 13364073792 17818765056 26728147584 53456295168