25800855325 has 12 divisors (see below), whose sum is σ = 36563498080. Its totient is φ = 17692014960.

The previous prime is 25800855319. The next prime is 25800855349. The reversal of 25800855325 is 52355800852.

It is not a de Polignac number, because 25800855325 - 2³ = 25800855317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73716555 + ... + 73716904.

Almost surely, 2^25800855325 is an apocalyptic number.

25800855325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25800855325 is a deficient number, since it is larger than the sum of its proper divisors (10762642755).

25800855325 is a wasteful number, since it uses less digits than its factorization.

25800855325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147433476 (or 147433471 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 43.

The spelling of 25800855325 in words is "twenty-five billion, eight hundred million, eight hundred fifty-five thousand, three hundred twenty-five".