255891496662 has 12 divisors (see below), whose sum is σ = 554431576140. Its totient is φ = 85297165548.

The previous prime is 255891496639. The next prime is 255891496703. The reversal of 255891496662 is 266694198552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 255891496662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7108097112 + ... + 7108097147.

It is an arithmetic number, because the mean of its divisors is an integer number (46202631345).

Almost surely, 2^255891496662 is an apocalyptic number.

255891496662 is an abundant number, since it is smaller than the sum of its proper divisors (298540079478).

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

255891496662 is a wasteful number, since it uses less digits than its factorization.

255891496662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14216194267 (or 14216194264 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 63.

It can be divided in two parts, 25589 and 1496662, that added together give a palindrome (1522251).

The spelling of 255891496662 in words is "two hundred fifty-five billion, eight hundred ninety-one million, four hundred ninety-six thousand, six hundred sixty-two".