25872371834 has 8 divisors (see below), whose sum is σ = 38809484640. Its totient is φ = 12935876956.

The previous prime is 25872371831. The next prime is 25872371879. The reversal of 25872371834 is 43817327852.

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

It is not an unprimeable number, because it can be changed into a prime (25872371831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29624 + ... + 229395.

It is an arithmetic number, because the mean of its divisors is an integer number (4851185580).

Almost surely, 2^25872371834 is an apocalyptic number.

25872371834 is a deficient number, since it is larger than the sum of its proper divisors (12937112806).

25872371834 is a wasteful number, since it uses less digits than its factorization.

25872371834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308964.

The product of its digits is 2257920, while the sum is 50.

The spelling of 25872371834 in words is "twenty-five billion, eight hundred seventy-two million, three hundred seventy-one thousand, eight hundred thirty-four".