50661170680 has 64 divisors (see below), whose sum is σ = 120660645600. Its totient is φ = 19110658560.

The previous prime is 50661170633. The next prime is 50661170689. The reversal of 50661170680 is 8607116605.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50661170689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457951 + ... + 557710.

Almost surely, 2^50661170680 is an apocalyptic number.

It is an amenable number.

50661170680 is an abundant number, since it is smaller than the sum of its proper divisors (69999474920).

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

50661170680 is a wasteful number, since it uses less digits than its factorization.

50661170680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015744 (or 1015740 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 50661170680 in words is "fifty billion, six hundred sixty-one million, one hundred seventy thousand, six hundred eighty".