50722219008 has 352 divisors, whose sum is σ = 155696457600. Its totient is φ = 16299491328.

The previous prime is 50722219001. The next prime is 50722219043. The reversal of 50722219008 is 80091222705.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (50722219001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183112566 + ... + 183112842.

Almost surely, 2^50722219008 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 50722219008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77848228800).

50722219008 is an abundant number, since it is smaller than the sum of its proper divisors (104974238592).

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

50722219008 is a wasteful number, since it uses less digits than its factorization.

50722219008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 50722219008 in words is "fifty billion, seven hundred twenty-two million, two hundred nineteen thousand, eight".