252425235654 has 56 divisors (see below), whose sum is σ = 567956665512. Its totient is φ = 84103272000.

The previous prime is 252425235611. The next prime is 252425235683. The reversal of 252425235654 is 456532524252.

It is a happy number.

252425235654 is a `hidden beast` number, since 2 + 5 + 24 + 2 + 523 + 56 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3243502 + ... + 3320414.

Almost surely, 2^252425235654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252425235654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283978332756).

252425235654 is an abundant number, since it is smaller than the sum of its proper divisors (315531429858).

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

252425235654 is an equidigital number, since it uses as much as digits as its factorization.

252425235654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79184 (or 79169 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

The spelling of 252425235654 in words is "two hundred fifty-two billion, four hundred twenty-five million, two hundred thirty-five thousand, six hundred fifty-four".