255888873427 has 4 divisors (see below), whose sum is σ = 279151498296. Its totient is φ = 232626248560.

The previous prime is 255888873329. The next prime is 255888873467. The reversal of 255888873427 is 724378888552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255888873427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255888873467) 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, 11631312418 + ... + 11631312439.

It is an arithmetic number, because the mean of its divisors is an integer number (69787874574).

Almost surely, 2^255888873427 is an apocalyptic number.

255888873427 is a deficient number, since it is larger than the sum of its proper divisors (23262624869).

255888873427 is a wasteful number, since it uses less digits than its factorization.

255888873427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23262624868.

The product of its digits is 240844800, while the sum is 67.

The spelling of 255888873427 in words is "two hundred fifty-five billion, eight hundred eighty-eight million, eight hundred seventy-three thousand, four hundred twenty-seven".