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57955708445 = 5291075476829
BaseRepresentation
bin110101111110011011…
…011110111000011101
312112121000220000221012
4311332123132320131
51422143130132240
642342515545005
74121124252005
oct657633367035
9175530800835
1057955708445
1122640539608
12b2952bb165
135608075b0b
142b3b189005
151793041b65
hexd7e6dee1d

57955708445 has 32 divisors (see below), whose sum is σ = 72760809600. Its totient is φ = 44259860736.

The previous prime is 57955708427. The next prime is 57955708451. The reversal of 57955708445 is 54480755975.

It is a cyclic number.

It is not a de Polignac number, because 57955708445 - 212 = 57955704349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8483291 + ... + 8490119.

It is an arithmetic number, because the mean of its divisors is an integer number (2273775300).

Almost surely, 257955708445 is an apocalyptic number.

It is an amenable number.

57955708445 is a deficient number, since it is larger than the sum of its proper divisors (14805101155).

57955708445 is a wasteful number, since it uses less digits than its factorization.

57955708445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7517.

The product of its (nonzero) digits is 35280000, while the sum is 59.

The spelling of 57955708445 in words is "fifty-seven billion, nine hundred fifty-five million, seven hundred eight thousand, four hundred forty-five".

Divisors: 1 5 29 107 145 535 547 2735 3103 6829 15515 15863 34145 58529 79315 198041 292645 730703 990205 1697341 3653515 3735463 8486705 18677315 21190387 105951935 108328427 399694541 541642135 1998472705 11591141689 57955708445