25882779903 has 8 divisors (see below), whose sum is σ = 34532402688. Its totient is φ = 17244171864.

The previous prime is 25882779893. The next prime is 25882779919. The reversal of 25882779903 is 30997728852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-25882779903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25882774903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2748201 + ... + 2757602.

It is an arithmetic number, because the mean of its divisors is an integer number (4316550336).

Almost surely, 2^25882779903 is an apocalyptic number.

25882779903 is a deficient number, since it is larger than the sum of its proper divisors (8649622785).

25882779903 is a wasteful number, since it uses less digits than its factorization.

25882779903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5507373.

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 25882779903 in words is "twenty-five billion, eight hundred eighty-two million, seven hundred seventy-nine thousand, nine hundred three".