255838497276 has 12 divisors (see below), whose sum is σ = 596956493672. Its totient is φ = 85279499088.

The previous prime is 255838497269. The next prime is 255838497323. The reversal of 255838497276 is 672794838552.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 10659937375 + ... + 10659937398.

Almost surely, 2^255838497276 is an apocalyptic number.

It is an amenable number.

255838497276 is an abundant number, since it is smaller than the sum of its proper divisors (341117996396).

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

255838497276 is a wasteful number, since it uses less digits than its factorization.

255838497276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21319874780 (or 21319874778 counting only the distinct ones).

The product of its digits is 203212800, while the sum is 66.

The spelling of 255838497276 in words is "two hundred fifty-five billion, eight hundred thirty-eight million, four hundred ninety-seven thousand, two hundred seventy-six".