50158554512 has 40 divisors (see below), whose sum is σ = 109672712640. Its totient is φ = 22013156480.

The previous prime is 50158554487. The next prime is 50158554521. The reversal of 50158554512 is 21545585105.

It is a self number, because there is not a number n which added to its sum of digits gives 50158554512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4908548 + ... + 4918755.

It is an arithmetic number, because the mean of its divisors is an integer number (2741817816).

Almost surely, 2^50158554512 is an apocalyptic number.

It is an amenable number.

50158554512 is an abundant number, since it is smaller than the sum of its proper divisors (59514158128).

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

50158554512 is a wasteful number, since it uses less digits than its factorization.

50158554512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9827351 (or 9827345 counting only the distinct ones).

The product of its (nonzero) digits is 200000, while the sum is 41.

The spelling of 50158554512 in words is "fifty billion, one hundred fifty-eight million, five hundred fifty-four thousand, five hundred twelve".