25395394364 has 12 divisors (see below), whose sum is σ = 44450182224. Its totient is φ = 12695342304.

The previous prime is 25395394361. The next prime is 25395394373. The reversal of 25395394364 is 46349359352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25395394361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564344 + ... + 607679.

It is an arithmetic number, because the mean of its divisors is an integer number (3704181852).

Almost surely, 2^25395394364 is an apocalyptic number.

It is an amenable number.

25395394364 is a deficient number, since it is larger than the sum of its proper divisors (19054787860).

25395394364 is a wasteful number, since it uses less digits than its factorization.

25395394364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177444 (or 1177442 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 53.

The spelling of 25395394364 in words is "twenty-five billion, three hundred ninety-five million, three hundred ninety-four thousand, three hundred sixty-four".