56555074700 has 108 divisors (see below), whose sum is σ = 131593843080. Its totient is φ = 21091184640.

The previous prime is 56555074687. The next prime is 56555074711. The reversal of 56555074700 is 747055565.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3083156 + ... + 3101444.

It is an arithmetic number, because the mean of its divisors is an integer number (1218461510).

Almost surely, 2^56555074700 is an apocalyptic number.

56555074700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56555074700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65796921540).

56555074700 is an abundant number, since it is smaller than the sum of its proper divisors (75038768380).

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

56555074700 is a wasteful number, since it uses less digits than its factorization.

56555074700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18444 (or 18420 counting only the distinct ones).

The product of its (nonzero) digits is 735000, while the sum is 44.

The spelling of 56555074700 in words is "fifty-six billion, five hundred fifty-five million, seventy-four thousand, seven hundred".