255288749759957 has 2 divisors, whose sum is σ = 255288749759958. Its totient is φ = 255288749759956.

The previous prime is 255288749759807. The next prime is 255288749760047. The reversal of 255288749759957 is 759957947882552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245779334377201 + 9509415382756 = 15677351^2 + 3083734^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255288749759957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255288749755957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127644374879978 + 127644374879979.

It is an arithmetic number, because the mean of its divisors is an integer number (127644374879979).

Almost surely, 2^{255288749759957} is an apocalyptic number.

It is an amenable number.

255288749759957 is a deficient number, since it is larger than the sum of its proper divisors (1).

255288749759957 is an equidigital number, since it uses as much as digits as its factorization.

255288749759957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160030080000, while the sum is 92.

The spelling of 255288749759957 in words is "two hundred fifty-five trillion, two hundred eighty-eight billion, seven hundred forty-nine million, seven hundred fifty-nine thousand, nine hundred fifty-seven".