12733761746 has 4 divisors (see below), whose sum is σ = 19100642622. Its totient is φ = 6366880872.

The previous prime is 12733761731. The next prime is 12733761763. The reversal of 12733761746 is 64716733721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64716733721 = 61 ⋅1060930061.

It can be written as a sum of positive squares in only one way, i.e., 9606156121 + 3127605625 = 98011^2 + 55925^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12733761746.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3183440435 + ... + 3183440438.

Almost surely, 2^12733761746 is an apocalyptic number.

12733761746 is a deficient number, since it is larger than the sum of its proper divisors (6366880876).

12733761746 is an equidigital number, since it uses as much as digits as its factorization.

12733761746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6366880875.

The product of its digits is 889056, while the sum is 47.

The spelling of 12733761746 in words is "twelve billion, seven hundred thirty-three million, seven hundred sixty-one thousand, seven hundred forty-six".