5551686885 has 16 divisors (see below), whose sum is σ = 8883890496. Its totient is φ = 2960502528.

The previous prime is 5551686853. The next prime is 5551686913. The reversal of 5551686885 is 5886861555.

It is a happy number.

It is not a de Polignac number, because 5551686885 - 2⁵ = 5551686853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116802 + ... + 157308.

It is an arithmetic number, because the mean of its divisors is an integer number (555243156).

Almost surely, 2^5551686885 is an apocalyptic number.

It is an amenable number.

5551686885 is a deficient number, since it is larger than the sum of its proper divisors (3332203611).

5551686885 is a wasteful number, since it uses less digits than its factorization.

5551686885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49652.

The product of its digits is 11520000, while the sum is 57.

The square root of 5551686885 is about 74509.6428994261. The cubic root of 5551686885 is about 1770.6864122493.

The spelling of 5551686885 in words is "five billion, five hundred fifty-one million, six hundred eighty-six thousand, eight hundred eighty-five".