56503893316 has 36 divisors (see below), whose sum is σ = 110527221504. Its totient is φ = 25237461600.

The previous prime is 56503893307. The next prime is 56503893323. The reversal of 56503893316 is 61339830565.

It is a self number, because there is not a number n which added to its sum of digits gives 56503893316.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1327200 + ... + 1369111.

Almost surely, 2^56503893316 is an apocalyptic number.

It is an amenable number.

56503893316 is a deficient number, since it is larger than the sum of its proper divisors (54023328188).

56503893316 is a wasteful number, since it uses less digits than its factorization.

56503893316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696372 (or 2696357 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 49.

The spelling of 56503893316 in words is "fifty-six billion, five hundred three million, eight hundred ninety-three thousand, three hundred sixteen".