56416306400 has 72 divisors (see below), whose sum is σ = 139013680680. Its totient is φ = 22355586560.

The previous prime is 56416306313. The next prime is 56416306439. The reversal of 56416306400 is 460361465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243935 + ... + 415134.

It is an arithmetic number, because the mean of its divisors is an integer number (1930745565).

Almost surely, 2^56416306400 is an apocalyptic number.

56416306400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56416306400 is an abundant number, since it is smaller than the sum of its proper divisors (82597374280).

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

56416306400 is a wasteful number, since it uses less digits than its factorization.

56416306400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659196 (or 659183 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 56416306400 its reverse (460361465), we get a palindrome (56876667865).

The spelling of 56416306400 in words is "fifty-six billion, four hundred sixteen million, three hundred six thousand, four hundred".