500111005056 has 128 divisors (see below), whose sum is σ = 1432994972640. Its totient is φ = 153623347200.

The previous prime is 500111005039. The next prime is 500111005099. The reversal of 500111005056 is 650500111005.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×500111005056² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2916846 + ... + 3083538.

Almost surely, 2^500111005056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500111005056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716497486320).

500111005056 is an abundant number, since it is smaller than the sum of its proper divisors (932883967584).

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

500111005056 is a wasteful number, since it uses less digits than its factorization.

500111005056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167324 (or 167312 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The spelling of 500111005056 in words is "five hundred billion, one hundred eleven million, five thousand, fifty-six".