50113253220 has 96 divisors (see below), whose sum is σ = 141070325760. Its totient is φ = 13291929600.

The previous prime is 50113253219. The next prime is 50113253237. The reversal of 50113253220 is 2235231105.

It is a happy number.

It is a super-2 number, since 2×50113253220² (a number of 22 digits) contains 22 as substring.

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, 22380861 + ... + 22383099.

It is an arithmetic number, because the mean of its divisors is an integer number (1469482560).

Almost surely, 2^50113253220 is an apocalyptic number.

It is an amenable number.

50113253220 is an abundant number, since it is smaller than the sum of its proper divisors (90957072540).

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

50113253220 is a wasteful number, since it uses less digits than its factorization.

50113253220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085 (or 4083 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 50113253220 its reverse (2235231105), we get a palindrome (52348484325).

The spelling of 50113253220 in words is "fifty billion, one hundred thirteen million, two hundred fifty-three thousand, two hundred twenty".