255463401 has 8 divisors (see below), whose sum is σ = 341707360. Its totient is φ = 169764192.

The previous prime is 255463393. The next prime is 255463423. The reversal of 255463401 is 104364552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255463401 - 2³ = 255463393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255463501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135091 + ... + 136968.

It is an arithmetic number, because the mean of its divisors is an integer number (42713420).

Almost surely, 2^255463401 is an apocalyptic number.

It is an amenable number.

255463401 is a deficient number, since it is larger than the sum of its proper divisors (86243959).

255463401 is a wasteful number, since it uses less digits than its factorization.

255463401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272375.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 255463401 is about 15983.2224848433. Note that the first 3 decimals coincide. The cubic root of 255463401 is about 634.5164657564.

The spelling of 255463401 in words is "two hundred fifty-five million, four hundred sixty-three thousand, four hundred one".