255617140713 has 24 divisors (see below), whose sum is σ = 374666056128. Its totient is φ = 154901868000.

The previous prime is 255617140703. The next prime is 255617140717. The reversal of 255617140713 is 317041716552.

It is not a de Polignac number, because 255617140713 - 2¹⁰ = 255617139689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255617140717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3617148 + ... + 3687138.

It is an arithmetic number, because the mean of its divisors is an integer number (15611085672).

Almost surely, 2^255617140713 is an apocalyptic number.

It is an amenable number.

255617140713 is a deficient number, since it is larger than the sum of its proper divisors (119048915415).

255617140713 is a wasteful number, since it uses less digits than its factorization.

255617140713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80077 (or 80066 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 255617140713 in words is "two hundred fifty-five billion, six hundred seventeen million, one hundred forty thousand, seven hundred thirteen".