522556402262552 has 64 divisors (see below), whose sum is σ = 1150034683560000. Its totient is φ = 217898625470976.

The previous prime is 522556402262539. The next prime is 522556402262561. The reversal of 522556402262552 is 255262204655225.

It is a junction number, because it is equal to n+sod(n) for n = 522556402262494 and 522556402262503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381204074 + ... + 382572422.

It is an arithmetic number, because the mean of its divisors is an integer number (17969291930625).

Almost surely, 2^{522556402262552} is an apocalyptic number.

It is an amenable number.

522556402262552 is an abundant number, since it is smaller than the sum of its proper divisors (627478281297448).

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

522556402262552 is a wasteful number, since it uses less digits than its factorization.

522556402262552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552708 (or 1552704 counting only the distinct ones).

The product of its (nonzero) digits is 28800000, while the sum is 53.

The spelling of 522556402262552 in words is "five hundred twenty-two trillion, five hundred fifty-six billion, four hundred two million, two hundred sixty-two thousand, five hundred fifty-two".