25956659076 has 12 divisors (see below), whose sum is σ = 60565537872. Its totient is φ = 8652219688.

The previous prime is 25956659063. The next prime is 25956659081. The reversal of 25956659076 is 67095665952.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081527450 + ... + 1081527473.

It is an arithmetic number, because the mean of its divisors is an integer number (5047128156).

Almost surely, 2^25956659076 is an apocalyptic number.

It is an amenable number.

25956659076 is an abundant number, since it is smaller than the sum of its proper divisors (34608878796).

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

25956659076 is a wasteful number, since it uses less digits than its factorization.

25956659076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163054930 (or 2163054928 counting only the distinct ones).

The product of its (nonzero) digits is 30618000, while the sum is 60.

The spelling of 25956659076 in words is "twenty-five billion, nine hundred fifty-six million, six hundred fifty-nine thousand, seventy-six".