50213601172 has 48 divisors (see below), whose sum is σ = 103209055488. Its totient is φ = 20924766720.

The previous prime is 50213601167. The next prime is 50213601187. The reversal of 50213601172 is 27110631205.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 50213601172.

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, 1649772 + ... + 1679932.

It is an arithmetic number, because the mean of its divisors is an integer number (2150188656).

Almost surely, 2^50213601172 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 50213601172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51604527744).

50213601172 is an abundant number, since it is smaller than the sum of its proper divisors (52995454316).

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

50213601172 is a wasteful number, since it uses less digits than its factorization.

50213601172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31816 (or 31814 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 50213601172 in words is "fifty billion, two hundred thirteen million, six hundred one thousand, one hundred seventy-two".