56556015011357 has 8 divisors (see below), whose sum is σ = 57938663227200. Its totient is φ = 55173520758240.

The previous prime is 56556015011311. The next prime is 56556015011359. The reversal of 56556015011357 is 75311051065565.

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

It is a cyclic number.

It is not a de Polignac number, because 56556015011357 - 2²⁸ = 56555746575901 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 (56556015011359) 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, 37746857 + ... + 39216542.

It is an arithmetic number, because the mean of its divisors is an integer number (7242332903400).

Almost surely, 2^{56556015011357} is an apocalyptic number.

It is an amenable number.

56556015011357 is a deficient number, since it is larger than the sum of its proper divisors (1382648215843).

56556015011357 is a wasteful number, since it uses less digits than its factorization.

56556015011357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76981363.

The product of its (nonzero) digits is 2362500, while the sum is 50.

The spelling of 56556015011357 in words is "fifty-six trillion, five hundred fifty-six billion, fifteen million, eleven thousand, three hundred fifty-seven".