56130606515 has 4 divisors (see below), whose sum is σ = 67356727824. Its totient is φ = 44904485208.

The previous prime is 56130606509. The next prime is 56130606523. The reversal of 56130606515 is 51560603165.

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 56130606515 - 2¹² = 56130602419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5613060647 + ... + 5613060656.

It is an arithmetic number, because the mean of its divisors is an integer number (16839181956).

Almost surely, 2^56130606515 is an apocalyptic number.

56130606515 is a deficient number, since it is larger than the sum of its proper divisors (11226121309).

56130606515 is a wasteful number, since it uses less digits than its factorization.

56130606515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11226121308.

The product of its (nonzero) digits is 81000, while the sum is 38.

The spelling of 56130606515 in words is "fifty-six billion, one hundred thirty million, six hundred six thousand, five hundred fifteen".