253413454040 has 16 divisors (see below), whose sum is σ = 570180271680. Its totient is φ = 101365381600.

The previous prime is 253413454033. The next prime is 253413454057. The reversal of 253413454040 is 40454314352.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3167668136 + ... + 3167668215.

It is an arithmetic number, because the mean of its divisors is an integer number (35636266980).

Almost surely, 2^253413454040 is an apocalyptic number.

253413454040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253413454040 is an abundant number, since it is smaller than the sum of its proper divisors (316766817640).

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

253413454040 is a wasteful number, since it uses less digits than its factorization.

253413454040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335336362 (or 6335336358 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 253413454040 its reverse (40454314352), we get a palindrome (293867768392).

The spelling of 253413454040 in words is "two hundred fifty-three billion, four hundred thirteen million, four hundred fifty-four thousand, forty".