255126651475 has 12 divisors (see below), whose sum is σ = 316373953896. Its totient is φ = 204090414080.

The previous prime is 255126651467. The next prime is 255126651487. The reversal of 255126651475 is 574156621552.

It is not a de Polignac number, because 255126651475 - 2³ = 255126651467 is a prime.

It is a super-2 number, since 2×255126651475² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222099 + ... + 748051.

It is an arithmetic number, because the mean of its divisors is an integer number (26364496158).

Almost surely, 2^255126651475 is an apocalyptic number.

255126651475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255126651475 is a deficient number, since it is larger than the sum of its proper divisors (61247302421).

255126651475 is a wasteful number, since it uses less digits than its factorization.

255126651475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545366 (or 545361 counting only the distinct ones).

The product of its digits is 2520000, while the sum is 49.

The spelling of 255126651475 in words is "two hundred fifty-five billion, one hundred twenty-six million, six hundred fifty-one thousand, four hundred seventy-five".