253540204032 has 80 divisors (see below), whose sum is σ = 675788153040. Its totient is φ = 84470710272.

The previous prime is 253540203971. The next prime is 253540204081. The reversal of 253540204032 is 230402045352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3075868 + ... + 3157220.

It is an arithmetic number, because the mean of its divisors is an integer number (8447351913).

Almost surely, 2^253540204032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253540204032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337894076520).

253540204032 is an abundant number, since it is smaller than the sum of its proper divisors (422247949008).

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

253540204032 is an equidigital number, since it uses as much as digits as its factorization.

253540204032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83403 (or 83387 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 253540204032 its reverse (230402045352), we get a palindrome (483942249384).

The spelling of 253540204032 in words is "two hundred fifty-three billion, five hundred forty million, two hundred four thousand, thirty-two".