522193472388 has 36 divisors (see below), whose sum is σ = 1508558920960. Its totient is φ = 149198134896.

The previous prime is 522193472371. The next prime is 522193472389. The reversal of 522193472388 is 883274391225.

522193472388 is a `hidden beast` number, since 5 + 2 + 2 + 1 + 93 + 472 + 3 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (522193472389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1036097908 + ... + 1036098411.

Almost surely, 2^522193472388 is an apocalyptic number.

It is an amenable number.

522193472388 is an abundant number, since it is smaller than the sum of its proper divisors (986365448572).

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

522193472388 is a wasteful number, since it uses less digits than its factorization.

522193472388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072196336 (or 2072196331 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 522193472388 in words is "five hundred twenty-two billion, one hundred ninety-three million, four hundred seventy-two thousand, three hundred eighty-eight".