50556109998 has 16 divisors (see below), whose sum is σ = 104373904896. Its totient is φ = 16308422520.

The previous prime is 50556109979. The next prime is 50556110009. The reversal of 50556109998 is 89990165505.

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, 135903336 + ... + 135903707.

It is an arithmetic number, because the mean of its divisors is an integer number (6523369056).

Almost surely, 2^50556109998 is an apocalyptic number.

50556109998 is an abundant number, since it is smaller than the sum of its proper divisors (53817794898).

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

50556109998 is a wasteful number, since it uses less digits than its factorization.

50556109998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271807079.

The product of its (nonzero) digits is 4374000, while the sum is 57.

The spelling of 50556109998 in words is "fifty billion, five hundred fifty-six million, one hundred nine thousand, nine hundred ninety-eight".