56719649316 has 48 divisors (see below), whose sum is σ = 147734915328. Its totient is φ = 16788055200.

The previous prime is 56719649279. The next prime is 56719649323. The reversal of 56719649316 is 61394691765.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4990770 + ... + 5002121.

It is an arithmetic number, because the mean of its divisors is an integer number (3077810736).

Almost surely, 2^56719649316 is an apocalyptic number.

It is an amenable number.

56719649316 is an abundant number, since it is smaller than the sum of its proper divisors (91015266012).

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

56719649316 is a wasteful number, since it uses less digits than its factorization.

56719649316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9992952 (or 9992950 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 57.

The spelling of 56719649316 in words is "fifty-six billion, seven hundred nineteen million, six hundred forty-nine thousand, three hundred sixteen".