56853538011 has 24 divisors (see below), whose sum is σ = 88866086400. Its totient is φ = 36254426472.

The previous prime is 56853538009. The next prime is 56853538013. The reversal of 56853538011 is 11083535865.

56853538011 is a `hidden beast` number, since 5 + 68 + 53 + 538 + 0 + 1 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (56853538009) and next prime (56853538013).

It is not a de Polignac number, because 56853538011 - 2¹ = 56853538009 is a prime.

It is a super-2 number, since 2×56853538011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56853538013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5080611 + ... + 5091788.

It is an arithmetic number, because the mean of its divisors is an integer number (3702753600).

Almost surely, 2^56853538011 is an apocalyptic number.

56853538011 is a deficient number, since it is larger than the sum of its proper divisors (32012548389).

56853538011 is a wasteful number, since it uses less digits than its factorization.

56853538011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10172437 (or 10172425 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 56853538011 in words is "fifty-six billion, eight hundred fifty-three million, five hundred thirty-eight thousand, eleven".