25922555679 has 8 divisors (see below), whose sum is σ = 34653652992. Its totient is φ = 17236581080.

The previous prime is 25922555623. The next prime is 25922555683. The reversal of 25922555679 is 97655522952.

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 25922555679 - 2¹⁵ = 25922522911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25922555279) 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, 11279337 + ... + 11281634.

It is an arithmetic number, because the mean of its divisors is an integer number (4331706624).

Almost surely, 2^25922555679 is an apocalyptic number.

25922555679 is a deficient number, since it is larger than the sum of its proper divisors (8731097313).

25922555679 is a wasteful number, since it uses less digits than its factorization.

25922555679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22561357.

The product of its digits is 17010000, while the sum is 57.

The spelling of 25922555679 in words is "twenty-five billion, nine hundred twenty-two million, five hundred fifty-five thousand, six hundred seventy-nine".