253223650304 has 22 divisors (see below), whose sum is σ = 506200013934. Its totient is φ = 126611824640.

The previous prime is 253223650247. The next prime is 253223650349. The reversal of 253223650304 is 403056322352.

It can be written as a sum of positive squares in only one way, i.e., 234596859904 + 18626790400 = 484352^2 + 136480^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123643337 + ... + 123645384.

Almost surely, 2^253223650304 is an apocalyptic number.

It is an amenable number.

253223650304 is a deficient number, since it is larger than the sum of its proper divisors (252976363630).

253223650304 is an equidigital number, since it uses as much as digits as its factorization.

253223650304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247288741 (or 247288723 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 253223650304 its reverse (403056322352), we get a palindrome (656279972656).

The spelling of 253223650304 in words is "two hundred fifty-three billion, two hundred twenty-three million, six hundred fifty thousand, three hundred four".