255123542992 has 10 divisors (see below), whose sum is σ = 494301864578. Its totient is φ = 127561771488.

The previous prime is 255123542987. The next prime is 255123543001. The reversal of 255123542992 is 299245321552.

255123542992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 209449014336 + 45674528656 = 457656^2 + 213716^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7972610703 + ... + 7972610734.

Almost surely, 2^255123542992 is an apocalyptic number.

It is an amenable number.

255123542992 is a deficient number, since it is larger than the sum of its proper divisors (239178321586).

255123542992 is a wasteful number, since it uses less digits than its factorization.

255123542992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15945221445 (or 15945221439 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 49.

The spelling of 255123542992 in words is "two hundred fifty-five billion, one hundred twenty-three million, five hundred forty-two thousand, nine hundred ninety-two".