25660225096 has 24 divisors (see below), whose sum is σ = 52884453510. Its totient is φ = 11663738240.

The previous prime is 25660225061. The next prime is 25660225117. The reversal of 25660225096 is 69052206652.

It can be written as a sum of positive squares in only one way, i.e., 22545022500 + 3115202596 = 150150^2 + 55814^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13253281 + ... + 13255216.

Almost surely, 2^25660225096 is an apocalyptic number.

It is an amenable number.

25660225096 is an abundant number, since it is smaller than the sum of its proper divisors (27224228414).

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

25660225096 is a wasteful number, since it uses less digits than its factorization.

25660225096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26508525 (or 26508510 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 25660225096 in words is "twenty-five billion, six hundred sixty million, two hundred twenty-five thousand, ninety-six".