56516120 has 16 divisors (see below), whose sum is σ = 127161360. Its totient is φ = 22606432.

The previous prime is 56516113. The next prime is 56516167. The reversal of 56516120 is 2161565.

It is a self number, because there is not a number n which added to its sum of digits gives 56516120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706412 + ... + 706491.

It is an arithmetic number, because the mean of its divisors is an integer number (7947585).

Almost surely, 2^56516120 is an apocalyptic number.

It is an amenable number.

56516120 is an abundant number, since it is smaller than the sum of its proper divisors (70645240).

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

56516120 is a wasteful number, since it uses less digits than its factorization.

56516120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412914 (or 1412910 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 56516120 is about 7517.7203991636. The cubic root of 56516120 is about 383.7580036315.

Adding to 56516120 its reverse (2161565), we get a palindrome (58677685).

The spelling of 56516120 in words is "fifty-six million, five hundred sixteen thousand, one hundred twenty".