522428879360 has 80 divisors (see below), whose sum is σ = 1260584212536. Its totient is φ = 207640363008.

The previous prime is 522428879359. The next prime is 522428879377. The reversal of 522428879360 is 63978824225.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 343696097536 + 178732781824 = 586256^2 + 422768^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 522428879296 and 522428879305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247997 + ... + 1051836.

Almost surely, 2^522428879360 is an apocalyptic number.

It is an amenable number.

522428879360 is an abundant number, since it is smaller than the sum of its proper divisors (738155333176).

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

522428879360 is a wasteful number, since it uses less digits than its factorization.

522428879360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300013 (or 1299997 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 522428879360 in words is "five hundred twenty-two billion, four hundred twenty-eight million, eight hundred seventy-nine thousand, three hundred sixty".