56650516500 has 96 divisors (see below), whose sum is σ = 165563064576. Its totient is φ = 15052156800.

The previous prime is 56650516487. The next prime is 56650516567. The reversal of 56650516500 is 561505665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347329 + ... + 483671.

It is an arithmetic number, because the mean of its divisors is an integer number (1724615256).

Almost surely, 2^56650516500 is an apocalyptic number.

56650516500 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 56650516500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82781532288).

56650516500 is an abundant number, since it is smaller than the sum of its proper divisors (108912548076).

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

56650516500 is a wasteful number, since it uses less digits than its factorization.

56650516500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136642 (or 136630 counting only the distinct ones).

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

The spelling of 56650516500 in words is "fifty-six billion, six hundred fifty million, five hundred sixteen thousand, five hundred".