50561104998 has 16 divisors (see below), whose sum is σ = 101482078896. Its totient is φ = 16793723520.

The previous prime is 50561104961. The next prime is 50561105017. The reversal of 50561104998 is 89940116505.

It is a Curzon number.

It is a congruent number.

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, 14992711 + ... + 14996082.

It is an arithmetic number, because the mean of its divisors is an integer number (6342629931).

Almost surely, 2^50561104998 is an apocalyptic number.

50561104998 is an abundant number, since it is smaller than the sum of its proper divisors (50920973898).

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

50561104998 is a wasteful number, since it uses less digits than its factorization.

50561104998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29989079.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 50561104998 in words is "fifty billion, five hundred sixty-one million, one hundred four thousand, nine hundred ninety-eight".