255131622699 has 8 divisors (see below), whose sum is σ = 340182894480. Its totient is φ = 170084049696.

The previous prime is 255131622671. The next prime is 255131622737. The reversal of 255131622699 is 996226131552.

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

It is not a de Polignac number, because 255131622699 - 2⁵ = 255131622667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255131642699) 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, 759532 + ... + 1042665.

It is an arithmetic number, because the mean of its divisors is an integer number (42522861810).

Almost surely, 2^255131622699 is an apocalyptic number.

255131622699 is a deficient number, since it is larger than the sum of its proper divisors (85051271781).

255131622699 is a wasteful number, since it uses less digits than its factorization.

255131622699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849389.

The product of its digits is 1749600, while the sum is 51.

The spelling of 255131622699 in words is "two hundred fifty-five billion, one hundred thirty-one million, six hundred twenty-two thousand, six hundred ninety-nine".