50106561660 has 96 divisors (see below), whose sum is σ = 159689275200. Its totient is φ = 13035847680.

The previous prime is 50106561653. The next prime is 50106561707. The reversal of 50106561660 is 6616560105.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1109445 + ... + 1153724.

It is an arithmetic number, because the mean of its divisors is an integer number (1663429950).

Almost surely, 2^50106561660 is an apocalyptic number.

It is an amenable number.

50106561660 is an abundant number, since it is smaller than the sum of its proper divisors (109582713540).

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

50106561660 is a wasteful number, since it uses less digits than its factorization.

50106561660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263228 (or 2263220 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 50106561660 in words is "fifty billion, one hundred six million, five hundred sixty-one thousand, six hundred sixty".