25808268440076 has 48 divisors (see below), whose sum is σ = 61001520926976. Its totient is φ = 8491589809344.

The previous prime is 25808268440063. The next prime is 25808268440083. The reversal of 25808268440076 is 67004486280852.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35925736 + ... + 36637071.

It is an arithmetic number, because the mean of its divisors is an integer number (1270865019312).

Almost surely, 2^{25808268440076} is an apocalyptic number.

It is an amenable number.

25808268440076 is an abundant number, since it is smaller than the sum of its proper divisors (35193252486900).

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

25808268440076 is a wasteful number, since it uses less digits than its factorization.

25808268440076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72563198 (or 72563196 counting only the distinct ones).

The product of its (nonzero) digits is 41287680, while the sum is 60.

The spelling of 25808268440076 in words is "twenty-five trillion, eight hundred eight billion, two hundred sixty-eight million, four hundred forty thousand, seventy-six".