523307580636 has 48 divisors (see below), whose sum is σ = 1295128517760. Its totient is φ = 163993527360.

The previous prime is 523307580629. The next prime is 523307580727. The reversal of 523307580636 is 636085703325.

It is a super-2 number, since 2×523307580636² (a number of 24 digits) contains 22 as substring.

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, 8730471 + ... + 8790206.

It is an arithmetic number, because the mean of its divisors is an integer number (26981844120).

Almost surely, 2^523307580636 is an apocalyptic number.

It is an amenable number.

523307580636 is an abundant number, since it is smaller than the sum of its proper divisors (771820937124).

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

523307580636 is a wasteful number, since it uses less digits than its factorization.

523307580636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17520834 (or 17520832 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 523307580636 in words is "five hundred twenty-three billion, three hundred seven million, five hundred eighty thousand, six hundred thirty-six".