522813393977 has 32 divisors (see below), whose sum is σ = 608936263680. Its totient is φ = 439627668480.

The previous prime is 522813393941. The next prime is 522813394031. The reversal of 522813393977 is 779393318225.

It is not a de Polignac number, because 522813393977 - 2²⁰ = 522812345401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522813393917) 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, 105765968 + ... + 105770910.

It is an arithmetic number, because the mean of its divisors is an integer number (19029258240).

Almost surely, 2^522813393977 is an apocalyptic number.

It is an amenable number.

522813393977 is a deficient number, since it is larger than the sum of its proper divisors (86122869703).

522813393977 is a wasteful number, since it uses less digits than its factorization.

522813393977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6213.

The product of its digits is 17146080, while the sum is 59.

The spelling of 522813393977 in words is "five hundred twenty-two billion, eight hundred thirteen million, three hundred ninety-three thousand, nine hundred seventy-seven".