56500145315 has 4 divisors (see below), whose sum is σ = 67800174384. Its totient is φ = 45200116248.

The previous prime is 56500145263. The next prime is 56500145329. The reversal of 56500145315 is 51354100565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56500145315 - 2³⁰ = 55426403491 is a prime.

It is a super-2 number, since 2×56500145315² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5650014527 + ... + 5650014536.

It is an arithmetic number, because the mean of its divisors is an integer number (16950043596).

Almost surely, 2^56500145315 is an apocalyptic number.

56500145315 is a deficient number, since it is larger than the sum of its proper divisors (11300029069).

56500145315 is a wasteful number, since it uses less digits than its factorization.

56500145315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11300029068.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 56500145315 in words is "fifty-six billion, five hundred million, one hundred forty-five thousand, three hundred fifteen".