522484020690 has 64 divisors (see below), whose sum is σ = 1259950377600. Its totient is φ = 138664157184.

The previous prime is 522484020679. The next prime is 522484020731. The reversal of 522484020690 is 96020484225.

It is a super-2 number, since 2×522484020690² (a number of 24 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 18459289 + ... + 18487571.

It is an arithmetic number, because the mean of its divisors is an integer number (19686724650).

Almost surely, 2^522484020690 is an apocalyptic number.

522484020690 is an abundant number, since it is smaller than the sum of its proper divisors (737466356910).

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

522484020690 is a wasteful number, since it uses less digits than its factorization.

522484020690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31211.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 522484020690 in words is "five hundred twenty-two billion, four hundred eighty-four million, twenty thousand, six hundred ninety".