522564668508772 has 48 divisors (see below), whose sum is σ = 948229320931200. Its totient is φ = 251789328893952.

The previous prime is 522564668508769. The next prime is 522564668508791. The reversal of 522564668508772 is 277805866465225.

It is a junction number, because it is equal to n+sod(n) for n = 522564668508695 and 522564668508704.

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, 33812272 + ... + 46780327.

It is an arithmetic number, because the mean of its divisors is an integer number (19754777519400).

Almost surely, 2^{522564668508772} is an apocalyptic number.

It is an amenable number.

522564668508772 is a deficient number, since it is larger than the sum of its proper divisors (425664652422428).

522564668508772 is a wasteful number, since it uses less digits than its factorization.

522564668508772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80593060 (or 80593058 counting only the distinct ones).

The product of its (nonzero) digits is 2709504000, while the sum is 73.

The spelling of 522564668508772 in words is "five hundred twenty-two trillion, five hundred sixty-four billion, six hundred sixty-eight million, five hundred eight thousand, seven hundred seventy-two".