255632941013 has 2 divisors, whose sum is σ = 255632941014. Its totient is φ = 255632941012.

The previous prime is 255632940989. The next prime is 255632941019. The reversal of 255632941013 is 310149236552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175680854449 + 79952086564 = 419143^2 + 282758^2 .

It is a cyclic number.

It is not a de Polignac number, because 255632941013 - 2²⁰ = 255631892437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255632941019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127816470506 + 127816470507.

It is an arithmetic number, because the mean of its divisors is an integer number (127816470507).

Almost surely, 2^255632941013 is an apocalyptic number.

It is an amenable number.

255632941013 is a deficient number, since it is larger than the sum of its proper divisors (1).

255632941013 is an equidigital number, since it uses as much as digits as its factorization.

255632941013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 255632941013 in words is "two hundred fifty-five billion, six hundred thirty-two million, nine hundred forty-one thousand, thirteen".