255193932911 has 2 divisors, whose sum is σ = 255193932912. Its totient is φ = 255193932910.

The previous prime is 255193932893. The next prime is 255193932937. The reversal of 255193932911 is 119239391552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255193932911 - 2²⁶ = 255126824047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255193932911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255193931911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127596966455 + 127596966456.

It is an arithmetic number, because the mean of its divisors is an integer number (127596966456).

Almost surely, 2^255193932911 is an apocalyptic number.

255193932911 is a deficient number, since it is larger than the sum of its proper divisors (1).

255193932911 is an equidigital number, since it uses as much as digits as its factorization.

255193932911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 656100, while the sum is 50.

The spelling of 255193932911 in words is "two hundred fifty-five billion, one hundred ninety-three million, nine hundred thirty-two thousand, nine hundred eleven".