25876743066 has 24 divisors (see below), whose sum is σ = 56090627424. Its totient is φ = 8621834760.

The previous prime is 25876743049. The next prime is 25876743073. The reversal of 25876743066 is 66034767852.

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, 269436 + ... + 352631.

It is an arithmetic number, because the mean of its divisors is an integer number (2337109476).

Almost surely, 2^25876743066 is an apocalyptic number.

25876743066 is an abundant number, since it is smaller than the sum of its proper divisors (30213884358).

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

25876743066 is a wasteful number, since it uses less digits than its factorization.

25876743066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624386 (or 624383 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 25876743066 in words is "twenty-five billion, eight hundred seventy-six million, seven hundred forty-three thousand, sixty-six".