25927677028 has 12 divisors (see below), whose sum is σ = 49498292592. Its totient is φ = 11785307720.

The previous prime is 25927676981. The next prime is 25927677037. The reversal of 25927677028 is 82077672952.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 25927677028.

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, 294632650 + ... + 294632737.

It is an arithmetic number, because the mean of its divisors is an integer number (4124857716).

Almost surely, 2^25927677028 is an apocalyptic number.

It is an amenable number.

25927677028 is a deficient number, since it is larger than the sum of its proper divisors (23570615564).

25927677028 is a wasteful number, since it uses less digits than its factorization.

25927677028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589265402 (or 589265400 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 55.

The spelling of 25927677028 in words is "twenty-five billion, nine hundred twenty-seven million, six hundred seventy-seven thousand, twenty-eight".