56577287255 has 16 divisors (see below), whose sum is σ = 68028154560. Its totient is φ = 45171648768.

The previous prime is 56577287233. The next prime is 56577287267. The reversal of 56577287255 is 55278277565.

It is a cyclic number.

It is not a de Polignac number, because 56577287255 - 2¹² = 56577283159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56577287194 and 56577287203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6139091 + ... + 6148299.

It is an arithmetic number, because the mean of its divisors is an integer number (4251759660).

Almost surely, 2^56577287255 is an apocalyptic number.

56577287255 is a deficient number, since it is larger than the sum of its proper divisors (11450867305).

56577287255 is a wasteful number, since it uses less digits than its factorization.

56577287255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11530.

The product of its digits is 41160000, while the sum is 59.

The spelling of 56577287255 in words is "fifty-six billion, five hundred seventy-seven million, two hundred eighty-seven thousand, two hundred fifty-five".