12726482458 has 4 divisors (see below), whose sum is σ = 19089723690. Its totient is φ = 6363241228.

The previous prime is 12726482453. The next prime is 12726482471. The reversal of 12726482458 is 85428462721.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12706474729 + 20007729 = 112723^2 + 4473^2 .

It is not an unprimeable number, because it can be changed into a prime (12726482453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181620613 + ... + 3181620616.

Almost surely, 2^12726482458 is an apocalyptic number.

12726482458 is a deficient number, since it is larger than the sum of its proper divisors (6363241232).

12726482458 is an equidigital number, since it uses as much as digits as its factorization.

12726482458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6363241231.

The product of its digits is 1720320, while the sum is 49.

The spelling of 12726482458 in words is "twelve billion, seven hundred twenty-six million, four hundred eighty-two thousand, four hundred fifty-eight".