50511111000500 has 96 divisors (see below), whose sum is σ = 110571471698688. Its totient is φ = 20157716304000.

The previous prime is 50511111000499. The next prime is 50511111000541. The reversal of 50511111000500 is 500011111505.

It is a super-2 number, since 2×50511111000500² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2384050907 + ... + 2384072093.

It is an arithmetic number, because the mean of its divisors is an integer number (1151786163528).

Almost surely, 2^{50511111000500} is an apocalyptic number.

50511111000500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50511111000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55285735849344).

50511111000500 is an abundant number, since it is smaller than the sum of its proper divisors (60060360698188).

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

50511111000500 is a wasteful number, since it uses less digits than its factorization.

50511111000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32010 (or 31998 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 20.

The spelling of 50511111000500 in words is "fifty trillion, five hundred eleven billion, one hundred eleven million, five hundred", and thus it is an aban number.