50501716850 has 24 divisors (see below), whose sum is σ = 101158824900. Its totient is φ = 18646787520.

The previous prime is 50501716849. The next prime is 50501716861. The reversal of 50501716850 is 5861710505.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 15880788361 + 34620928489 = 126019^2 + 186067^2 .

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, 38846825 + ... + 38848124.

Almost surely, 2^50501716850 is an apocalyptic number.

50501716850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50501716850 is an abundant number, since it is smaller than the sum of its proper divisors (50657108050).

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

50501716850 is a wasteful number, since it uses less digits than its factorization.

50501716850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77694974 (or 77694969 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 50501716850 in words is "fifty billion, five hundred one million, seven hundred sixteen thousand, eight hundred fifty".