25869480722 has 6 divisors (see below), whose sum is σ = 38804562279. Its totient is φ = 12934626630.

The previous prime is 25869480709. The next prime is 25869480731. The reversal of 25869480722 is 22708496852.

It can be written as a sum of positive squares in only one way, i.e., 12934740361 + 12934740361 = 113731^2 + 113731^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=113731.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 170597 + ... + 284327.

Almost surely, 2^25869480722 is an apocalyptic number.

25869480722 is a deficient number, since it is larger than the sum of its proper divisors (12935081557).

25869480722 is an frugal number, since it uses more digits than its factorization.

25869480722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227464 (or 113733 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 25869480722 in words is "twenty-five billion, eight hundred sixty-nine million, four hundred eighty thousand, seven hundred twenty-two".