255269790340 has 96 divisors (see below), whose sum is σ = 571389686784. Its totient is φ = 95461847040.

The previous prime is 255269790329. The next prime is 255269790389. The reversal of 255269790340 is 43097962552.

255269790340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37224192 + ... + 37231048.

It is an arithmetic number, because the mean of its divisors is an integer number (5951975904).

Almost surely, 2^255269790340 is an apocalyptic number.

255269790340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255269790340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285694843392).

255269790340 is an abundant number, since it is smaller than the sum of its proper divisors (316119896444).

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

255269790340 is a wasteful number, since it uses less digits than its factorization.

255269790340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7597 (or 7595 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 255269790340 in words is "two hundred fifty-five billion, two hundred sixty-nine million, seven hundred ninety thousand, three hundred forty".