56651566150 has 24 divisors (see below), whose sum is σ = 105461245584. Its totient is φ = 22641415200.

The previous prime is 56651566129. The next prime is 56651566229. The reversal of 56651566150 is 5166515665.

It is a self number, because there is not a number n which added to its sum of digits gives 56651566150.

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, 420642 + ... + 538741.

It is an arithmetic number, because the mean of its divisors is an integer number (4394218566).

Almost surely, 2^56651566150 is an apocalyptic number.

56651566150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56651566150 is a deficient number, since it is larger than the sum of its proper divisors (48809679434).

56651566150 is a wasteful number, since it uses less digits than its factorization.

56651566150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960576 (or 960571 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 56651566150 in words is "fifty-six billion, six hundred fifty-one million, five hundred sixty-six thousand, one hundred fifty".