25952388468 has 24 divisors (see below), whose sum is σ = 63188424768. Its totient is φ = 8274674496.

The previous prime is 25952388467. The next prime is 25952388487. The reversal of 25952388468 is 86488325952.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25952388467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47014921 + ... + 47015472.

It is an arithmetic number, because the mean of its divisors is an integer number (2632851032).

Almost surely, 2^25952388468 is an apocalyptic number.

It is an amenable number.

25952388468 is an abundant number, since it is smaller than the sum of its proper divisors (37236036300).

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

25952388468 is a wasteful number, since it uses less digits than its factorization.

25952388468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94030423 (or 94030421 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The spelling of 25952388468 in words is "twenty-five billion, nine hundred fifty-two million, three hundred eighty-eight thousand, four hundred sixty-eight".