252741773320 has 16 divisors (see below), whose sum is σ = 568668990060. Its totient is φ = 101096709312.

The previous prime is 252741773311. The next prime is 252741773341. The reversal of 252741773320 is 23377147252.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 246089413476 + 6652359844 = 496074^2 + 81562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3159272127 + ... + 3159272206.

Almost surely, 2^252741773320 is an apocalyptic number.

252741773320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252741773320 is an abundant number, since it is smaller than the sum of its proper divisors (315927216740).

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

252741773320 is a wasteful number, since it uses less digits than its factorization.

252741773320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6318544344 (or 6318544340 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 252741773320 in words is "two hundred fifty-two billion, seven hundred forty-one million, seven hundred seventy-three thousand, three hundred twenty".