56565340326 has 48 divisors (see below), whose sum is σ = 133730887680. Its totient is φ = 17137038960.

The previous prime is 56565340309. The next prime is 56565340339. The reversal of 56565340326 is 62304356565.

56565340326 is a `hidden beast` number, since 56 + 565 + 3 + 4 + 0 + 32 + 6 = 666.

56565340326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 887731 + ... + 949313.

It is an arithmetic number, because the mean of its divisors is an integer number (2786060160).

Almost surely, 2^56565340326 is an apocalyptic number.

56565340326 is an abundant number, since it is smaller than the sum of its proper divisors (77165547354).

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

56565340326 is a wasteful number, since it uses less digits than its factorization.

56565340326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66241 (or 66238 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 56565340326 in words is "fifty-six billion, five hundred sixty-five million, three hundred forty thousand, three hundred twenty-six".