5156001185555 has 32 divisors (see below), whose sum is σ = 6796348416000. Its totient is φ = 3723954582400.

The previous prime is 5156001185519. The next prime is 5156001185591. The reversal of 5156001185555 is 5555811006515.

It is an interprime number because it is at equal distance from previous prime (5156001185519) and next prime (5156001185591).

It is not a de Polignac number, because 5156001185555 - 2⁸ = 5156001185299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5882801 + ... + 6702189.

It is an arithmetic number, because the mean of its divisors is an integer number (212385888000).

Almost surely, 2^{5156001185555} is an apocalyptic number.

5156001185555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5156001185555 is a deficient number, since it is larger than the sum of its proper divisors (1640347230445).

5156001185555 is a wasteful number, since it uses less digits than its factorization.

5156001185555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820195.

The product of its (nonzero) digits is 750000, while the sum is 47.

The spelling of 5156001185555 in words is "five trillion, one hundred fifty-six billion, one million, one hundred eighty-five thousand, five hundred fifty-five".