520696056 has 16 divisors (see below), whose sum is σ = 1301740200. Its totient is φ = 173565344.

The previous prime is 520696039. The next prime is 520696067. The reversal of 520696056 is 650696025.

It is a super-2 number, since 2×520696056² = 542248765467910272, which contains 22 as substring.

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, 10847811 + ... + 10847858.

Almost surely, 2^520696056 is an apocalyptic number.

It is an amenable number.

520696056 is an abundant number, since it is smaller than the sum of its proper divisors (781044144).

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

520696056 is a wasteful number, since it uses less digits than its factorization.

520696056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21695678 (or 21695674 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 520696056 is about 22818.7654354919. The cubic root of 520696056 is about 804.5037930623.

The spelling of 520696056 in words is "five hundred twenty million, six hundred ninety-six thousand, fifty-six".