56551615110650 has 48 divisors (see below), whose sum is σ = 116320263651648. Its totient is φ = 20282521968000.

The previous prime is 56551615110589. The next prime is 56551615110701. The reversal of 56551615110650 is 5601151615565.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56551615110595 and 56551615110604.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 704214086 + ... + 704294385.

It is an arithmetic number, because the mean of its divisors is an integer number (2423338826076).

Almost surely, 2^{56551615110650} is an apocalyptic number.

56551615110650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56551615110650 is an abundant number, since it is smaller than the sum of its proper divisors (59768648540998).

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

56551615110650 is a wasteful number, since it uses less digits than its factorization.

56551615110650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408508567 (or 1408508562 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 47.

The spelling of 56551615110650 in words is "fifty-six trillion, five hundred fifty-one billion, six hundred fifteen million, one hundred ten thousand, six hundred fifty".