26456247712 has 24 divisors (see below), whose sum is σ = 52089552900. Its totient is φ = 13227154944.

The previous prime is 26456247709. The next prime is 26456247731. The reversal of 26456247712 is 21774265462.

It can be written as a sum of positive squares in 2 ways, for example, as 26450468496 + 5779216 = 162636^2 + 2404^2 .

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, 645364 + ... + 685132.

Almost surely, 2^26456247712 is an apocalyptic number.

It is an amenable number.

26456247712 is a deficient number, since it is larger than the sum of its proper divisors (25633305188).

26456247712 is a wasteful number, since it uses less digits than its factorization.

26456247712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60568 (or 60560 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 46.

The spelling of 26456247712 in words is "twenty-six billion, four hundred fifty-six million, two hundred forty-seven thousand, seven hundred twelve".