255406269347 has 4 divisors (see below), whose sum is σ = 257749446240. Its totient is φ = 253063092456.

The previous prime is 255406269337. The next prime is 255406269353. The reversal of 255406269347 is 743962604552.

It is a happy number.

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 255406269347 - 2²⁴ = 255389492131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255406269337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171588283 + ... + 1171588500.

It is an arithmetic number, because the mean of its divisors is an integer number (64437361560).

Almost surely, 2^255406269347 is an apocalyptic number.

255406269347 is a deficient number, since it is larger than the sum of its proper divisors (2343176893).

255406269347 is a wasteful number, since it uses less digits than its factorization.

255406269347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343176892.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 255406269347 in words is "two hundred fifty-five billion, four hundred six million, two hundred sixty-nine thousand, three hundred forty-seven".