253451340250 has 32 divisors (see below), whose sum is σ = 475292106432. Its totient is φ = 101202930000.

The previous prime is 253451340209. The next prime is 253451340257. The reversal of 253451340250 is 52043154352.

It is not an unprimeable number, because it can be changed into a prime (253451340257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744996 + ... + 1030495.

It is an arithmetic number, because the mean of its divisors is an integer number (14852878326).

Almost surely, 2^253451340250 is an apocalyptic number.

253451340250 is a deficient number, since it is larger than the sum of its proper divisors (221840766182).

253451340250 is a wasteful number, since it uses less digits than its factorization.

253451340250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776079 (or 1776069 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 253451340250 in words is "two hundred fifty-three billion, four hundred fifty-one million, three hundred forty thousand, two hundred fifty".