25332422652 has 96 divisors (see below), whose sum is σ = 67365043200. Its totient is φ = 8228624256.

The previous prime is 25332422651. The next prime is 25332422671. The reversal of 25332422652 is 25622423352.

25332422652 is a `hidden beast` number, since 25 + 332 + 42 + 265 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25332422651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1171999 + ... + 1193417.

It is an arithmetic number, because the mean of its divisors is an integer number (701719200).

Almost surely, 2^25332422652 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 25332422652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33682521600).

25332422652 is an abundant number, since it is smaller than the sum of its proper divisors (42032620548).

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

25332422652 is a wasteful number, since it uses less digits than its factorization.

25332422652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21712 (or 21704 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The spelling of 25332422652 in words is "twenty-five billion, three hundred thirty-two million, four hundred twenty-two thousand, six hundred fifty-two".