56326012506 has 48 divisors (see below), whose sum is σ = 131196124800. Its totient is φ = 17408706624.

The previous prime is 56326012471. The next prime is 56326012507. The reversal of 56326012506 is 60521062365.

It is a happy number.

56326012506 is a `hidden beast` number, since 5 + 632 + 6 + 0 + 12 + 5 + 0 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (56326012507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1736011 + ... + 1768158.

It is an arithmetic number, because the mean of its divisors is an integer number (2733252600).

Almost surely, 2^56326012506 is an apocalyptic number.

56326012506 is an abundant number, since it is smaller than the sum of its proper divisors (74870112294).

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

56326012506 is a wasteful number, since it uses less digits than its factorization.

56326012506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3504243 (or 3504240 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 56326012506 in words is "fifty-six billion, three hundred twenty-six million, twelve thousand, five hundred six".