609472521504 has 192 divisors, whose sum is σ = 2216263956480. Its totient is φ = 158304533760.

The previous prime is 609472521499. The next prime is 609472521529. The reversal of 609472521504 is 405125274906.

609472521504 is a `hidden beast` number, since 6 + 0 + 9 + 4 + 72 + 521 + 50 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 609472521504.

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, 4514044 + ... + 4647099.

It is an arithmetic number, because the mean of its divisors is an integer number (11543041440).

Almost surely, 2^609472521504 is an apocalyptic number.

It is an amenable number.

609472521504 is an abundant number, since it is smaller than the sum of its proper divisors (1606791434976).

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

609472521504 is a wasteful number, since it uses less digits than its factorization.

609472521504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9161180 (or 9161166 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 609472521504 in words is "six hundred nine billion, four hundred seventy-two million, five hundred twenty-one thousand, five hundred four".