25798514325 has 12 divisors (see below), whose sum is σ = 42653543808. Its totient is φ = 13759207600.

The previous prime is 25798514323. The next prime is 25798514333. The reversal of 25798514325 is 52341589752.

It is not a de Polignac number, because 25798514325 - 2¹ = 25798514323 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25798514321) 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, 171990021 + ... + 171990170.

It is an arithmetic number, because the mean of its divisors is an integer number (3554461984).

Almost surely, 2^25798514325 is an apocalyptic number.

25798514325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25798514325 is a deficient number, since it is larger than the sum of its proper divisors (16855029483).

25798514325 is a wasteful number, since it uses less digits than its factorization.

25798514325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343980204 (or 343980199 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The spelling of 25798514325 in words is "twenty-five billion, seven hundred ninety-eight million, five hundred fourteen thousand, three hundred twenty-five".