25862943312 has 30 divisors (see below), whose sum is σ = 72380320922. Its totient is φ = 8620981056.

The previous prime is 25862943307. The next prime is 25862943313. The reversal of 25862943312 is 21334926852.

25862943312 is a `hidden beast` number, since 2 + 5 + 8 + 629 + 4 + 3 + 3 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24946307136 + 916636176 = 157944^2 + 30276^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25862943313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89801743 + ... + 89802030.

Almost surely, 2^25862943312 is an apocalyptic number.

It is an amenable number.

25862943312 is an abundant number, since it is smaller than the sum of its proper divisors (46517377610).

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

25862943312 is a wasteful number, since it uses less digits than its factorization.

25862943312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179603787 (or 179603778 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 25862943312 in words is "twenty-five billion, eight hundred sixty-two million, nine hundred forty-three thousand, three hundred twelve".