56807532067 has 12 divisors (see below), whose sum is σ = 67105618344. Its totient is φ = 47670654720.

The previous prime is 56807532043. The next prime is 56807532101. The reversal of 56807532067 is 76023570865.

It is a de Polignac number, because none of the positive numbers 2^k-56807532067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56807532067.

It is not an unprimeable number, because it can be changed into a prime (56807530067) 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, 15277198 + ... + 15280915.

It is an arithmetic number, because the mean of its divisors is an integer number (5592134862).

Almost surely, 2^56807532067 is an apocalyptic number.

56807532067 is a deficient number, since it is larger than the sum of its proper divisors (10298086277).

56807532067 is a wasteful number, since it uses less digits than its factorization.

56807532067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30558150 (or 30558137 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 56807532067 in words is "fifty-six billion, eight hundred seven million, five hundred thirty-two thousand, sixty-seven".