12268481746 has 4 divisors (see below), whose sum is σ = 18402722622. Its totient is φ = 6134240872.

The previous prime is 12268481713. The next prime is 12268481777. The reversal of 12268481746 is 64718486221.

It is a happy number.

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., 7771304025 + 4497177721 = 88155^2 + 67061^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12268481746.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3067120435 + ... + 3067120438.

Almost surely, 2^12268481746 is an apocalyptic number.

12268481746 is a deficient number, since it is larger than the sum of its proper divisors (6134240876).

12268481746 is an equidigital number, since it uses as much as digits as its factorization.

12268481746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134240875.

The product of its digits is 1032192, while the sum is 49.

The spelling of 12268481746 in words is "twelve billion, two hundred sixty-eight million, four hundred eighty-one thousand, seven hundred forty-six".