25956240606 has 24 divisors (see below), whose sum is σ = 56258167680. Its totient is φ = 8649057696.

The previous prime is 25956240589. The next prime is 25956240631. The reversal of 25956240606 is 60604265952.

It is a happy number.

25956240606 is a `hidden beast` number, since 25 + 9 + 562 + 4 + 0 + 60 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198615 + ... + 302258.

It is an arithmetic number, because the mean of its divisors is an integer number (2344090320).

Almost surely, 2^25956240606 is an apocalyptic number.

25956240606 is an abundant number, since it is smaller than the sum of its proper divisors (30301927074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25956240606 is a wasteful number, since it uses less digits than its factorization.

25956240606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503760 (or 503757 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 25956240606 in words is "twenty-five billion, nine hundred fifty-six million, two hundred forty thousand, six hundred six".