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57374812357 = 238928028731
BaseRepresentation
bin110101011011110011…
…100010100011000101
312111002112211110022021
4311123303202203011
51420000422443412
642205125203141
74100541600262
oct653363424305
9174075743267
1057374812357
11223726497a5
12b1528604b1
135544908815
142ac3d76269
15175c049607
hexd5bce28c5

57374812357 has 8 divisors (see below), whose sum is σ = 60542061120. Its totient is φ = 54263621280.

The previous prime is 57374812351. The next prime is 57374812381. The reversal of 57374812357 is 75321847375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57374812357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57374812351) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14012319 + ... + 14016412.

It is an arithmetic number, because the mean of its divisors is an integer number (7567757640).

Almost surely, 257374812357 is an apocalyptic number.

It is an amenable number.

57374812357 is a deficient number, since it is larger than the sum of its proper divisors (3167248763).

57374812357 is a wasteful number, since it uses less digits than its factorization.

57374812357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28028843.

The product of its digits is 4939200, while the sum is 52.

The spelling of 57374812357 in words is "fifty-seven billion, three hundred seventy-four million, eight hundred twelve thousand, three hundred fifty-seven".

Divisors: 1 23 89 2047 28028731 644660813 2494557059 57374812357