5155861086 has 20 divisors (see below), whose sum is σ = 11552948352. Its totient is φ = 1718620308.

The previous prime is 5155861063. The next prime is 5155861097. The reversal of 5155861086 is 6801685515.

5155861086 is a `hidden beast` number, since 5 + 1 + 558 + 6 + 10 + 86 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15912990 + ... + 15913313.

Almost surely, 2^5155861086 is an apocalyptic number.

5155861086 is an abundant number, since it is smaller than the sum of its proper divisors (6397087266).

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

5155861086 is a wasteful number, since it uses less digits than its factorization.

5155861086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31826317 (or 31826308 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The square root of 5155861086 is about 71804.3249811597. The cubic root of 5155861086 is about 1727.5623710921.

The spelling of 5155861086 in words is "five billion, one hundred fifty-five million, eight hundred sixty-one thousand, eighty-six".