253740330732 has 48 divisors (see below), whose sum is σ = 692376726272. Its totient is φ = 70811254080.

The previous prime is 253740330721. The next prime is 253740330751. The reversal of 253740330732 is 237033047352.

253740330732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35121019 + ... + 35128242.

Almost surely, 2^253740330732 is an apocalyptic number.

It is an amenable number.

253740330732 is an abundant number, since it is smaller than the sum of its proper divisors (438636395540).

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

253740330732 is a wasteful number, since it uses less digits than its factorization.

253740330732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70249318 (or 70249316 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 39.

The spelling of 253740330732 in words is "two hundred fifty-three billion, seven hundred forty million, three hundred thirty thousand, seven hundred thirty-two".