255243260316 has 48 divisors (see below), whose sum is σ = 661968816768. Its totient is φ = 75887073600.

The previous prime is 255243260297. The next prime is 255243260339. The reversal of 255243260316 is 613062342552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18235090 + ... + 18249081.

It is an arithmetic number, because the mean of its divisors is an integer number (13791017016).

Almost surely, 2^255243260316 is an apocalyptic number.

It is an amenable number.

255243260316 is an abundant number, since it is smaller than the sum of its proper divisors (406725556452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255243260316 is a wasteful number, since it uses less digits than its factorization.

255243260316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36484242 (or 36484240 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 255243260316 in words is "two hundred fifty-five billion, two hundred forty-three million, two hundred sixty thousand, three hundred sixteen".