255344303455 has 4 divisors (see below), whose sum is σ = 306413164152. Its totient is φ = 204275442760.

The previous prime is 255344303443. The next prime is 255344303477. The reversal of 255344303455 is 554303443552.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 255344303455 - 2²⁷ = 255210085727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25534430341 + ... + 25534430350.

It is an arithmetic number, because the mean of its divisors is an integer number (76603291038).

Almost surely, 2^255344303455 is an apocalyptic number.

255344303455 is a deficient number, since it is larger than the sum of its proper divisors (51068860697).

255344303455 is an equidigital number, since it uses as much as digits as its factorization.

255344303455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51068860696.

The product of its (nonzero) digits is 2160000, while the sum is 43.

The spelling of 255344303455 in words is "two hundred fifty-five billion, three hundred forty-four million, three hundred three thousand, four hundred fifty-five".