56657304124461 has 12 divisors (see below), whose sum is σ = 81870510017088. Its totient is φ = 37756682927304.

The previous prime is 56657304124451. The next prime is 56657304124489. The reversal of 56657304124461 is 16442140375665.

56657304124461 is a `hidden beast` number, since 5 + 6 + 6 + 57 + 3 + 0 + 4 + 124 + 461 = 666.

It is not a de Polignac number, because 56657304124461 - 2¹⁰ = 56657304123437 is a prime.

It is a super-2 number, since 2×56657304124461² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56657304124398 and 56657304124407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56657304124451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1237738815 + ... + 1237784588.

It is an arithmetic number, because the mean of its divisors is an integer number (6822542501424).

Almost surely, 2^{56657304124461} is an apocalyptic number.

It is an amenable number.

56657304124461 is a deficient number, since it is larger than the sum of its proper divisors (25213205892627).

56657304124461 is a wasteful number, since it uses less digits than its factorization.

56657304124461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475525952 (or 2475525949 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 56657304124461 in words is "fifty-six trillion, six hundred fifty-seven billion, three hundred four million, one hundred twenty-four thousand, four hundred sixty-one".