25946500804 has 24 divisors (see below), whose sum is σ = 52161888128. Its totient is φ = 11062310400.

The previous prime is 25946500787. The next prime is 25946500817. The reversal of 25946500804 is 40800564952.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2395272 + ... + 2406079.

Almost surely, 2^25946500804 is an apocalyptic number.

It is an amenable number.

25946500804 is an abundant number, since it is smaller than the sum of its proper divisors (26215387324).

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

25946500804 is a wasteful number, since it uses less digits than its factorization.

25946500804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801555 (or 4801553 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 25946500804 in words is "twenty-five billion, nine hundred forty-six million, five hundred thousand, eight hundred four".