50400699790 has 48 divisors (see below), whose sum is σ = 111087277200. Its totient is φ = 16370750592.

The previous prime is 50400699787. The next prime is 50400699803. The reversal of 50400699790 is 9799600405.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

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, 2697495 + ... + 2716114.

It is an arithmetic number, because the mean of its divisors is an integer number (2314318275).

Almost surely, 2^50400699790 is an apocalyptic number.

50400699790 is an abundant number, since it is smaller than the sum of its proper divisors (60686577410).

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

50400699790 is a wasteful number, since it uses less digits than its factorization.

50400699790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5413649 (or 5413642 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 50400699790 in words is "fifty billion, four hundred million, six hundred ninety-nine thousand, seven hundred ninety".