255702597938 has 6 divisors (see below), whose sum is σ = 383554969599. Its totient is φ = 127850941406.

The previous prime is 255702597877. The next prime is 255702597959. The reversal of 255702597938 is 839795207552.

255702597938 is digitally balanced in base 3, 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., 127851298969 + 127851298969 = 357563^2 + 357563^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=357563.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 536345 + ... + 893907.

Almost surely, 2^255702597938 is an apocalyptic number.

255702597938 is a deficient number, since it is larger than the sum of its proper divisors (127852371661).

255702597938 is an frugal number, since it uses more digits than its factorization.

255702597938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715128 (or 357565 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 62.

The spelling of 255702597938 in words is "two hundred fifty-five billion, seven hundred two million, five hundred ninety-seven thousand, nine hundred thirty-eight".