56328408420 has 48 divisors (see below), whose sum is σ = 161566368768. Its totient is φ = 14654544640.

The previous prime is 56328408407. The next prime is 56328408443. The reversal of 56328408420 is 2480482365.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11446404 + ... + 11451323.

It is an arithmetic number, because the mean of its divisors is an integer number (3365966016).

Almost surely, 2^56328408420 is an apocalyptic number.

It is an amenable number.

56328408420 is an abundant number, since it is smaller than the sum of its proper divisors (105237960348).

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

56328408420 is a wasteful number, since it uses less digits than its factorization.

56328408420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22897780 (or 22897778 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 56328408420 in words is "fifty-six billion, three hundred twenty-eight million, four hundred eight thousand, four hundred twenty".