25506116296 has 16 divisors (see below), whose sum is σ = 47871193500. Its totient is φ = 12740464704.

The previous prime is 25506116203. The next prime is 25506116297. The reversal of 25506116296 is 69261160552.

It can be written as a sum of positive squares in 2 ways, for example, as 24487868196 + 1018248100 = 156486^2 + 31910^2 .

It is not an unprimeable number, because it can be changed into a prime (25506116297) 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, 1565571 + ... + 1581778.

Almost surely, 2^25506116296 is an apocalyptic number.

It is an amenable number.

25506116296 is a deficient number, since it is larger than the sum of its proper divisors (22365077204).

25506116296 is a wasteful number, since it uses less digits than its factorization.

25506116296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148368 (or 3148364 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 25506116296 in words is "twenty-five billion, five hundred six million, one hundred sixteen thousand, two hundred ninety-six".