502220795904 has 156 divisors (see below), whose sum is σ = 1451545588896. Its totient is φ = 167307411456.

The previous prime is 502220795819. The next prime is 502220795933. The reversal of 502220795904 is 409597022205.

502220795904 is a `hidden beast` number, since 50 + 2 + 2 + 2 + 0 + 7 + 9 + 590 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 502220795904.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87844054 + ... + 87849770.

It is an arithmetic number, because the mean of its divisors is an integer number (9304779416).

Almost surely, 2^502220795904 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 502220795904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725772794448).

502220795904 is an abundant number, since it is smaller than the sum of its proper divisors (949324792992).

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

502220795904 is a wasteful number, since it uses less digits than its factorization.

502220795904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8130 (or 8105 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 502220795904 in words is "five hundred two billion, two hundred twenty million, seven hundred ninety-five thousand, nine hundred four".