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53446442324 = 221117419111913
BaseRepresentation
bin110001110001101001…
…111111110101010100
312002221202220120200212
4301301221333311110
51333424242123244
640315234424552
73601311156362
oct616151776524
9162852816625
1053446442324
112073713a1a0
12a437132158
135069aa6802
14283034a632
1515cc222d9e
hexc71a7fd54

53446442324 has 96 divisors (see below), whose sum is σ = 110850550272. Its totient is φ = 22270976000.

The previous prime is 53446442321. The next prime is 53446442339. The reversal of 53446442324 is 42324464435.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53446442321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27937592 + ... + 27939504.

It is an arithmetic number, because the mean of its divisors is an integer number (1154693232).

Almost surely, 253446442324 is an apocalyptic number.

It is an amenable number.

53446442324 is an abundant number, since it is smaller than the sum of its proper divisors (57404107948).

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

53446442324 is a wasteful number, since it uses less digits than its factorization.

53446442324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897 (or 2895 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 41.

The spelling of 53446442324 in words is "fifty-three billion, four hundred forty-six million, four hundred forty-two thousand, three hundred twenty-four".

Divisors: 1 2 4 11 17 22 34 41 44 68 82 164 187 374 451 697 748 902 911 1394 1804 1822 1913 2788 3644 3826 7652 7667 10021 15334 15487 20042 21043 30668 30974 32521 37351 40084 42086 61948 65042 74702 78433 84172 130084 149404 156866 170357 313732 340714 357731 410861 634967 681428 715462 821722 862763 1269934 1333361 1430924 1643444 1725526 1742743 2539868 2666722 3451052 3485486 5333444 6970972 6984637 13969274 14666971 19170173 27938548 29333942 29626631 38340346 58667884 59253262 71452463 76680692 118506524 142904926 285809852 325892941 651785882 785977093 1214691871 1303571764 1571954186 2429383742 3143908372 4858767484 13361610581 26723221162 53446442324