451881911255 has 16 divisors (see below), whose sum is σ = 552468621600. Its totient is φ = 354721299840.

The previous prime is 451881911219. The next prime is 451881911279. The reversal of 451881911255 is 552119188154.

It is not a de Polignac number, because 451881911255 - 2³² = 447586943959 is a prime.

It is a congruent 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, 1256120 + ... + 1575309.

It is an arithmetic number, because the mean of its divisors is an integer number (34529288850).

Almost surely, 2^451881911255 is an apocalyptic number.

451881911255 is a deficient number, since it is larger than the sum of its proper divisors (100586710345).

451881911255 is a wasteful number, since it uses less digits than its factorization.

451881911255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832034.

The product of its digits is 576000, while the sum is 50.

The spelling of 451881911255 in words is "four hundred fifty-one billion, eight hundred eighty-one million, nine hundred eleven thousand, two hundred fifty-five".