25992276321 has 12 divisors (see below), whose sum is σ = 38093364176. Its totient is φ = 15752894520.

The previous prime is 25992276283. The next prime is 25992276353. The reversal of 25992276321 is 12367229952.

It is not a de Polignac number, because 25992276321 - 2⁹ = 25992275809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25992276391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35801671 + ... + 35802396.

Almost surely, 2^25992276321 is an apocalyptic number.

It is an amenable number.

25992276321 is a deficient number, since it is larger than the sum of its proper divisors (12101087855).

25992276321 is a wasteful number, since it uses less digits than its factorization.

25992276321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71604092 (or 71604081 counting only the distinct ones).

The product of its digits is 816480, while the sum is 48.

The spelling of 25992276321 in words is "twenty-five billion, nine hundred ninety-two million, two hundred seventy-six thousand, three hundred twenty-one".