25830084916 has 6 divisors (see below), whose sum is σ = 45202648610. Its totient is φ = 12915042456.

The previous prime is 25830084913. The next prime is 25830084947. The reversal of 25830084916 is 61948003852.

It can be written as a sum of positive squares in only one way, i.e., 17957072016 + 7873012900 = 134004^2 + 88730^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25830084913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3228760611 + ... + 3228760618.

Almost surely, 2^25830084916 is an apocalyptic number.

It is an amenable number.

25830084916 is a deficient number, since it is larger than the sum of its proper divisors (19372563694).

25830084916 is a wasteful number, since it uses less digits than its factorization.

25830084916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6457521233 (or 6457521231 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 25830084916 in words is "twenty-five billion, eight hundred thirty million, eighty-four thousand, nine hundred sixteen".