25787330116 has 12 divisors (see below), whose sum is σ = 46347498988. Its totient is φ = 12545187552.

The previous prime is 25787330099. The next prime is 25787330131. The reversal of 25787330116 is 61103378752.

It can be written as a sum of positive squares in 2 ways, for example, as 20391840000 + 5395490116 = 142800^2 + 73454^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87119211 + ... + 87119506.

Almost surely, 2^25787330116 is an apocalyptic number.

It is an amenable number.

25787330116 is a deficient number, since it is larger than the sum of its proper divisors (20560168872).

25787330116 is a wasteful number, since it uses less digits than its factorization.

25787330116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174238758 (or 174238756 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 25787330116 in words is "twenty-five billion, seven hundred eighty-seven million, three hundred thirty thousand, one hundred sixteen".