255406402175 has 12 divisors (see below), whose sum is σ = 316847767320. Its totient is φ = 204232329120.

The previous prime is 255406402093. The next prime is 255406402217. The reversal of 255406402175 is 571204604552.

It is not a de Polignac number, because 255406402175 - 2⁸ = 255406401919 is a prime.

It is a congruent 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, 2263640 + ... + 2373789.

It is an arithmetic number, because the mean of its divisors is an integer number (26403980610).

Almost surely, 2^255406402175 is an apocalyptic number.

255406402175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255406402175 is a deficient number, since it is larger than the sum of its proper divisors (61441365145).

255406402175 is a wasteful number, since it uses less digits than its factorization.

255406402175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639642 (or 4639637 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 255406402175 in words is "two hundred fifty-five billion, four hundred six million, four hundred two thousand, one hundred seventy-five".