253305437632 has 56 divisors (see below), whose sum is σ = 541384272576. Its totient is φ = 116896017408.

The previous prime is 253305437617. The next prime is 253305437663. The reversal of 253305437632 is 236734503352.

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, 10315353 + ... + 10339879.

It is an arithmetic number, because the mean of its divisors is an integer number (9667576296).

Almost surely, 2^253305437632 is an apocalyptic number.

It is an amenable number.

253305437632 is an abundant number, since it is smaller than the sum of its proper divisors (288078834944).

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

253305437632 is a wasteful number, since it uses less digits than its factorization.

253305437632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36965 (or 36955 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 43.

The spelling of 253305437632 in words is "two hundred fifty-three billion, three hundred five million, four hundred thirty-seven thousand, six hundred thirty-two".