255574917043 has 4 divisors (see below), whose sum is σ = 256126915168. Its totient is φ = 255022918920.

The previous prime is 255574917019. The next prime is 255574917047. The reversal of 255574917043 is 340719475552.

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

It is a cyclic number.

It is not a de Polignac number, because 255574917043 - 2²¹ = 255572819891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255574917047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275998368 + ... + 275999293.

It is an arithmetic number, because the mean of its divisors is an integer number (64031728792).

Almost surely, 2^255574917043 is an apocalyptic number.

255574917043 is a deficient number, since it is larger than the sum of its proper divisors (551998125).

255574917043 is an equidigital number, since it uses as much as digits as its factorization.

255574917043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551998124.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 255574917043 in words is "two hundred fifty-five billion, five hundred seventy-four million, nine hundred seventeen thousand, forty-three".