56651055600 has 60 divisors (see below), whose sum is σ = 181472218616. Its totient is φ = 15106947840.

The previous prime is 56651055563. The next prime is 56651055613. The reversal of 56651055600 is 655015665.

It is a tau number, because it is divible by the number of its divisors (60).

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, 23603407 + ... + 23605806.

Almost surely, 2^56651055600 is an apocalyptic number.

56651055600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56651055600 is an abundant number, since it is smaller than the sum of its proper divisors (124821163016).

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

56651055600 is a wasteful number, since it uses less digits than its factorization.

56651055600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47209234 (or 47209223 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 56651055600 in words is "fifty-six billion, six hundred fifty-one million, fifty-five thousand, six hundred".