255739185892 has 12 divisors (see below), whose sum is σ = 447592143600. Its totient is φ = 127855716296.

The previous prime is 255739185883. The next prime is 255739185901. The reversal of 255739185892 is 298581937552.

It is an interprime number because it is at equal distance from previous prime (255739185883) and next prime (255739185901).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3427642 + ... + 3501457.

It is an arithmetic number, because the mean of its divisors is an integer number (37299345300).

Almost surely, 2^255739185892 is an apocalyptic number.

It is an amenable number.

255739185892 is a deficient number, since it is larger than the sum of its proper divisors (191852957708).

255739185892 is a wasteful number, since it uses less digits than its factorization.

255739185892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6938330 (or 6938328 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 64.

The spelling of 255739185892 in words is "two hundred fifty-five billion, seven hundred thirty-nine million, one hundred eighty-five thousand, eight hundred ninety-two".