25951672313 has 8 divisors (see below), whose sum is σ = 30460650432. Its totient is φ = 21643093296.

The previous prime is 25951672301. The next prime is 25951672343. The reversal of 25951672313 is 31327615952.

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

It is a cyclic number.

It is not a de Polignac number, because 25951672313 - 2⁸ = 25951672057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25951672343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50099495 + ... + 50100012.

It is an arithmetic number, because the mean of its divisors is an integer number (3807581304).

Almost surely, 2^25951672313 is an apocalyptic number.

It is an amenable number.

25951672313 is a deficient number, since it is larger than the sum of its proper divisors (4508978119).

25951672313 is a wasteful number, since it uses less digits than its factorization.

25951672313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100199551.

The product of its digits is 340200, while the sum is 44.

The spelling of 25951672313 in words is "twenty-five billion, nine hundred fifty-one million, six hundred seventy-two thousand, three hundred thirteen".