25876830966 has 16 divisors (see below), whose sum is σ = 59147042304. Its totient is φ = 7393380264.

The previous prime is 25876830943. The next prime is 25876830983. The reversal of 25876830966 is 66903867852.

It is a happy number.

It is a super-2 number, since 2×25876830966² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308057470 + ... + 308057553.

It is an arithmetic number, because the mean of its divisors is an integer number (3696690144).

Almost surely, 2^25876830966 is an apocalyptic number.

25876830966 is an abundant number, since it is smaller than the sum of its proper divisors (33270211338).

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

25876830966 is a wasteful number, since it uses less digits than its factorization.

25876830966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616115035.

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 25876830966 in words is "twenty-five billion, eight hundred seventy-six million, eight hundred thirty thousand, nine hundred sixty-six".