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57475726264 = 23112272877239
BaseRepresentation
bin110101100001110100…
…011111101110111000
312111100120201102011101
4311201310133232320
51420202241220024
642223132141144
74103205420025
oct654164375670
9174316642141
1057475726264
1122414604920
12b1806077b4
13555c7ac2a8
142ad352454c
151765d2ec44
hexd61d1fbb8

57475726264 has 32 divisors (see below), whose sum is σ = 118081929600. Its totient is φ = 26010231520.

The previous prime is 57475726261. The next prime is 57475726279. The reversal of 57475726264 is 46262757475.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57475726261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1418644 + ... + 1458595.

It is an arithmetic number, because the mean of its divisors is an integer number (3690060300).

Almost surely, 257475726264 is an apocalyptic number.

It is an amenable number.

57475726264 is an abundant number, since it is smaller than the sum of its proper divisors (60606203336).

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

57475726264 is a wasteful number, since it uses less digits than its factorization.

57475726264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877483 (or 2877479 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 55.

The spelling of 57475726264 in words is "fifty-seven billion, four hundred seventy-five million, seven hundred twenty-six thousand, two hundred sixty-four".

Divisors: 1 2 4 8 11 22 44 88 227 454 908 1816 2497 4994 9988 19976 2877239 5754478 11508956 23017912 31649629 63299258 126598516 253197032 653133253 1306266506 2612533012 5225066024 7184465783 14368931566 28737863132 57475726264