8079785556 has 48 divisors (see below), whose sum is σ = 18928465920. Its totient is φ = 2682482400.

The previous prime is 8079785537. The next prime is 8079785579. The reversal of 8079785556 is 6555879708.

It is a self number, because there is not a number n which added to its sum of digits gives 8079785556.

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, 4140381 + ... + 4142331.

It is an arithmetic number, because the mean of its divisors is an integer number (394343040).

Almost surely, 2^8079785556 is an apocalyptic number.

It is an amenable number.

8079785556 is an abundant number, since it is smaller than the sum of its proper divisors (10848680364).

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

8079785556 is a wasteful number, since it uses less digits than its factorization.

8079785556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164 (or 3162 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 60.

The square root of 8079785556 is about 89887.6273799682. The cubic root of 8079785556 is about 2006.6268147453.

The spelling of 8079785556 in words is "eight billion, seventy-nine million, seven hundred eighty-five thousand, five hundred fifty-six".