500121112560 has 160 divisors (see below), whose sum is σ = 1559188776960. Its totient is φ = 132609484800.

The previous prime is 500121112511. The next prime is 500121112573. The reversal of 500121112560 is 65211121005.

It is a super-2 number, since 2×500121112560² (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 self number, because there is not a number n which added to its sum of digits gives 500121112560.

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, 33878461 + ... + 33893219.

It is an arithmetic number, because the mean of its divisors is an integer number (9744929856).

Almost surely, 2^500121112560 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 500121112560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779594388480).

500121112560 is an abundant number, since it is smaller than the sum of its proper divisors (1059067664400).

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

500121112560 is a wasteful number, since it uses less digits than its factorization.

500121112560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15567 (or 15561 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 500121112560 its reverse (65211121005), we get a palindrome (565332233565).

The spelling of 500121112560 in words is "five hundred billion, one hundred twenty-one million, one hundred twelve thousand, five hundred sixty".