56463616015 has 16 divisors (see below), whose sum is σ = 67908087936. Its totient is φ = 45069847200.

The previous prime is 56463615947. The next prime is 56463616081. The reversal of 56463616015 is 51061636465.

It is not a de Polignac number, because 56463616015 - 2¹¹ = 56463613967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4280380 + ... + 4293550.

It is an arithmetic number, because the mean of its divisors is an integer number (4244255496).

Almost surely, 2^56463616015 is an apocalyptic number.

56463616015 is a deficient number, since it is larger than the sum of its proper divisors (11444471921).

56463616015 is a wasteful number, since it uses less digits than its factorization.

56463616015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15030.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 56463616015 in words is "fifty-six billion, four hundred sixty-three million, six hundred sixteen thousand, fifteen".