25830289326 has 64 divisors (see below), whose sum is σ = 53495861760. Its totient is φ = 8310072960.

The previous prime is 25830289283. The next prime is 25830289493. The reversal of 25830289326 is 62398203852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20880780 + ... + 20882016.

It is an arithmetic number, because the mean of its divisors is an integer number (835872840).

Almost surely, 2^25830289326 is an apocalyptic number.

25830289326 is an abundant number, since it is smaller than the sum of its proper divisors (27665572434).

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

25830289326 is a wasteful number, since it uses less digits than its factorization.

25830289326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 25830289326 in words is "twenty-five billion, eight hundred thirty million, two hundred eighty-nine thousand, three hundred twenty-six".