56153251515513 has 8 divisors (see below), whose sum is σ = 79275178610208. Its totient is φ = 35233412715584.

The previous prime is 56153251515511. The next prime is 56153251515527. The reversal of 56153251515513 is 31551515235165.

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

It is not a de Polignac number, because 56153251515513 - 2¹ = 56153251515511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56153251515511) 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, 550522073631 + ... + 550522073732.

It is an arithmetic number, because the mean of its divisors is an integer number (9909397326276).

Almost surely, 2^{56153251515513} is an apocalyptic number.

It is an amenable number.

56153251515513 is a deficient number, since it is larger than the sum of its proper divisors (23121927094695).

56153251515513 is a wasteful number, since it uses less digits than its factorization.

56153251515513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101044147383.

The product of its digits is 1687500, while the sum is 48.

The spelling of 56153251515513 in words is "fifty-six trillion, one hundred fifty-three billion, two hundred fifty-one million, five hundred fifteen thousand, five hundred thirteen".