56347616616 has 16 divisors (see below), whose sum is σ = 140869041600. Its totient is φ = 18782538864.

The previous prime is 56347616603. The next prime is 56347616639. The reversal of 56347616616 is 61661674365.

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, 1173908656 + ... + 1173908703.

It is an arithmetic number, because the mean of its divisors is an integer number (8804315100).

Almost surely, 2^56347616616 is an apocalyptic number.

It is an amenable number.

56347616616 is an abundant number, since it is smaller than the sum of its proper divisors (84521424984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56347616616 is a wasteful number, since it uses less digits than its factorization.

56347616616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347817368 (or 2347817364 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The spelling of 56347616616 in words is "fifty-six billion, three hundred forty-seven million, six hundred sixteen thousand, six hundred sixteen".