25761407276 has 24 divisors (see below), whose sum is σ = 49185181584. Its totient is φ = 11708703680.

The previous prime is 25761407263. The next prime is 25761407291. The reversal of 25761407276 is 67270416752.

It is a self number, because there is not a number n which added to its sum of digits gives 25761407276.

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, 734966 + ... + 769218.

It is an arithmetic number, because the mean of its divisors is an integer number (2049382566).

Almost surely, 2^25761407276 is an apocalyptic number.

It is an amenable number.

25761407276 is a deficient number, since it is larger than the sum of its proper divisors (23423774308).

25761407276 is a wasteful number, since it uses less digits than its factorization.

25761407276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51361 (or 51359 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 25761407276 in words is "twenty-five billion, seven hundred sixty-one million, four hundred seven thousand, two hundred seventy-six".