507563656404 has 48 divisors (see below), whose sum is σ = 1382301032448. Its totient is φ = 141932693088.

The previous prime is 507563656393. The next prime is 507563656471. The reversal of 507563656404 is 404656365705.

It is a super-2 number, since 2×507563656404² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64277164 + ... + 64285059.

It is an arithmetic number, because the mean of its divisors is an integer number (28797938176).

Almost surely, 2^507563656404 is an apocalyptic number.

It is an amenable number.

507563656404 is an abundant number, since it is smaller than the sum of its proper divisors (874737376044).

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

507563656404 is a wasteful number, since it uses less digits than its factorization.

507563656404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128562284 (or 128562282 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 51.

The spelling of 507563656404 in words is "five hundred seven billion, five hundred sixty-three million, six hundred fifty-six thousand, four hundred four".