255044475 has 72 divisors (see below), whose sum is σ = 528632832. Its totient is φ = 115128000.

The previous prime is 255044453. The next prime is 255044479. The reversal of 255044475 is 574440552.

It is a happy number.

It is not a de Polignac number, because 255044475 - 2¹⁶ = 254978939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255044479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 129750 + ... + 131700.

Almost surely, 2^255044475 is an apocalyptic number.

255044475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255044475 is an abundant number, since it is smaller than the sum of its proper divisors (273588357).

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

255044475 is a wasteful number, since it uses less digits than its factorization.

255044475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057 (or 2049 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 36.

The square root of 255044475 is about 15970.1119282239. Note that the first 3 decimals coincide. The cubic root of 255044475 is about 634.1694351223.

The spelling of 255044475 in words is "two hundred fifty-five million, forty-four thousand, four hundred seventy-five".