25679122224667 has 24 divisors (see below), whose sum is σ = 27582052455104. Its totient is φ = 23900056031232.

The previous prime is 25679122224659. The next prime is 25679122224731. The reversal of 25679122224667 is 76642222197652.

It is not a de Polignac number, because 25679122224667 - 2³ = 25679122224659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25679122224647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34306558 + ... + 35047084.

Almost surely, 2^{25679122224667} is an apocalyptic number.

25679122224667 is a deficient number, since it is larger than the sum of its proper divisors (1902930230437).

25679122224667 is a wasteful number, since it uses less digits than its factorization.

25679122224667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741895 (or 741878 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 61.

The spelling of 25679122224667 in words is "twenty-five trillion, six hundred seventy-nine billion, one hundred twenty-two million, two hundred twenty-four thousand, six hundred sixty-seven".