56515702334545 has 8 divisors (see below), whose sum is σ = 67843675788480. Its totient is φ = 45196006542960.

The previous prime is 56515702334503. The next prime is 56515702334557. The reversal of 56515702334545 is 54543320751565.

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

It is not a de Polignac number, because 56515702334545 - 2¹⁵ = 56515702301777 is a prime.

It is a super-2 number, since 2×56515702334545² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2069400565 + ... + 2069427874.

It is an arithmetic number, because the mean of its divisors is an integer number (8480459473560).

Almost surely, 2^{56515702334545} is an apocalyptic number.

It is an amenable number.

56515702334545 is a deficient number, since it is larger than the sum of its proper divisors (11327973453935).

56515702334545 is a wasteful number, since it uses less digits than its factorization.

56515702334545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138831175.

The product of its (nonzero) digits is 37800000, while the sum is 55.

The spelling of 56515702334545 in words is "fifty-six trillion, five hundred fifteen billion, seven hundred two million, three hundred thirty-four thousand, five hundred forty-five".