25496981204 has 12 divisors (see below), whose sum is σ = 44748306624. Its totient is φ = 12711750744.

The previous prime is 25496981183. The next prime is 25496981233. The reversal of 25496981204 is 40218969452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9183404 + ... + 9186179.

It is an arithmetic number, because the mean of its divisors is an integer number (3729025552).

Almost surely, 2^25496981204 is an apocalyptic number.

It is an amenable number.

25496981204 is a deficient number, since it is larger than the sum of its proper divisors (19251325420).

25496981204 is a wasteful number, since it uses less digits than its factorization.

25496981204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18369934 (or 18369932 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 25496981204 in words is "twenty-five billion, four hundred ninety-six million, nine hundred eighty-one thousand, two hundred four".