255250043451 has 64 divisors (see below), whose sum is σ = 419983527040. Its totient is φ = 152195604480.

The previous prime is 255250043443. The next prime is 255250043479. The reversal of 255250043451 is 154340052552.

255250043451 is a `hidden beast` number, since 2 + 552 + 50 + 0 + 4 + 3 + 4 + 51 = 666.

It is not a de Polignac number, because 255250043451 - 2³ = 255250043443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255250043441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3089091 + ... + 3170643.

It is an arithmetic number, because the mean of its divisors is an integer number (6562242610).

Almost surely, 2^255250043451 is an apocalyptic number.

255250043451 is a deficient number, since it is larger than the sum of its proper divisors (164733483589).

255250043451 is a wasteful number, since it uses less digits than its factorization.

255250043451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81853 (or 81847 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 255250043451 in words is "two hundred fifty-five billion, two hundred fifty million, forty-three thousand, four hundred fifty-one".