12423307682 has 4 divisors (see below), whose sum is σ = 18634961526. Its totient is φ = 6211653840.

The previous prime is 12423307669. The next prime is 12423307693. The reversal of 12423307682 is 28670332421.

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., 11199777241 + 1223530441 = 105829^2 + 34979^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3105826919 + ... + 3105826922.

Almost surely, 2^12423307682 is an apocalyptic number.

12423307682 is a deficient number, since it is larger than the sum of its proper divisors (6211653844).

12423307682 is an equidigital number, since it uses as much as digits as its factorization.

12423307682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6211653843.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 12423307682 in words is "twelve billion, four hundred twenty-three million, three hundred seven thousand, six hundred eighty-two".