25867076852 has 12 divisors (see below), whose sum is σ = 47930171940. Its totient is φ = 12172742016.

The previous prime is 25867076831. The next prime is 25867076863.

It is a happy number.

25867076852 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 21926501776 + 3940575076 = 148076^2 + 62774^2 .

It is a congruent number.

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, 190199027 + ... + 190199162.

It is an arithmetic number, because the mean of its divisors is an integer number (3994180995).

Almost surely, 2^25867076852 is an apocalyptic number.

It is an amenable number.

25867076852 is a deficient number, since it is larger than the sum of its proper divisors (22063095088).

25867076852 is a wasteful number, since it uses less digits than its factorization.

25867076852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380398210 (or 380398208 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 25867076852 in words is "twenty-five billion, eight hundred sixty-seven million, seventy-six thousand, eight hundred fifty-two".