255456123 has 8 divisors (see below), whose sum is σ = 366808848. Its totient is φ = 157203744.

The previous prime is 255456107. The next prime is 255456211. The reversal of 255456123 is 321654552.

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

It is not a de Polignac number, because 255456123 - 2⁴ = 255456107 is a prime.

It is a super-2 number, since 2×255456123² = 130515661556382258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255456023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3275040 + ... + 3275117.

It is an arithmetic number, because the mean of its divisors is an integer number (45851106).

Almost surely, 2^255456123 is an apocalyptic number.

255456123 is a deficient number, since it is larger than the sum of its proper divisors (111352725).

255456123 is a wasteful number, since it uses less digits than its factorization.

255456123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6550173.

The product of its digits is 36000, while the sum is 33.

The square root of 255456123 is about 15982.9948069816. The cubic root of 255456123 is about 634.5104400339.

The spelling of 255456123 in words is "two hundred fifty-five million, four hundred fifty-six thousand, one hundred twenty-three".