855827936555 has 16 divisors (see below), whose sum is σ = 1074190953024. Its totient is φ = 653338815360.

The previous prime is 855827936539. The next prime is 855827936683. The reversal of 855827936555 is 555639728558.

It is not a de Polignac number, because 855827936555 - 2⁴ = 855827936539 is a prime.

It is a Duffinian 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, 8790044 + ... + 8886873.

It is an arithmetic number, because the mean of its divisors is an integer number (67136934564).

Almost surely, 2^855827936555 is an apocalyptic number.

855827936555 is a deficient number, since it is larger than the sum of its proper divisors (218363016469).

855827936555 is a wasteful number, since it uses less digits than its factorization.

855827936555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17677366.

The product of its digits is 453600000, while the sum is 68.

The spelling of 855827936555 in words is "eight hundred fifty-five billion, eight hundred twenty-seven million, nine hundred thirty-six thousand, five hundred fifty-five".