5608778856 has 32 divisors (see below), whose sum is σ = 14846768640. Its totient is φ = 1759616768.

The previous prime is 5608778849. The next prime is 5608778869. The reversal of 5608778856 is 6588778065.

It is a self number, because there is not a number n which added to its sum of digits gives 5608778856.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6873096 + ... + 6873911.

It is an arithmetic number, because the mean of its divisors is an integer number (463961520).

Almost surely, 2^5608778856 is an apocalyptic number.

It is an amenable number.

5608778856 is an abundant number, since it is smaller than the sum of its proper divisors (9237989784).

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

5608778856 is a wasteful number, since it uses less digits than its factorization.

5608778856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13747033 (or 13747029 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 60.

The square root of 5608778856 is about 74891.7809642687. The cubic root of 5608778856 is about 1776.7354691693.

The spelling of 5608778856 in words is "five billion, six hundred eight million, seven hundred seventy-eight thousand, eight hundred fifty-six".