56231306535 has 32 divisors (see below), whose sum is σ = 90166099968. Its totient is φ = 29924778240.

The previous prime is 56231306507. The next prime is 56231306557. The reversal of 56231306535 is 53560313265.

It is not a de Polignac number, because 56231306535 - 2³² = 51936339239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56231306493 and 56231306502.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 19040619 + ... + 19043571.

It is an arithmetic number, because the mean of its divisors is an integer number (2817690624).

Almost surely, 2^56231306535 is an apocalyptic number.

56231306535 is a deficient number, since it is larger than the sum of its proper divisors (33934793433).

56231306535 is a wasteful number, since it uses less digits than its factorization.

56231306535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5295.

The product of its (nonzero) digits is 243000, while the sum is 39.

The spelling of 56231306535 in words is "fifty-six billion, two hundred thirty-one million, three hundred six thousand, five hundred thirty-five".