5557775856 has 40 divisors (see below), whose sum is σ = 14440601040. Its totient is φ = 1841880576.

The previous prime is 5557775851. The next prime is 5557775857. The reversal of 5557775856 is 6585777555.

It is a self number, because there is not a number n which added to its sum of digits gives 5557775856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5557775851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326341 + ... + 342948.

It is an arithmetic number, because the mean of its divisors is an integer number (361015026).

Almost surely, 2^5557775856 is an apocalyptic number.

It is an amenable number.

5557775856 is an abundant number, since it is smaller than the sum of its proper divisors (8882825184).

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

5557775856 is a wasteful number, since it uses less digits than its factorization.

5557775856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669473 (or 669467 counting only the distinct ones).

The product of its digits is 51450000, while the sum is 60.

The square root of 5557775856 is about 74550.4919903283. The cubic root of 5557775856 is about 1771.3335260089. Note that the first 3 decimals are identical.

The spelling of 5557775856 in words is "five billion, five hundred fifty-seven million, seven hundred seventy-five thousand, eight hundred fifty-six".