12366771434 has 16 divisors (see below), whose sum is σ = 18719202600. Its totient is φ = 6127235520.

The previous prime is 12366771427. The next prime is 12366771451. The reversal of 12366771434 is 43417766321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1973580625 + 10393190809 = 44425^2 + 101947^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 76172 + ... + 174744.

Almost surely, 2^12366771434 is an apocalyptic number.

12366771434 is a deficient number, since it is larger than the sum of its proper divisors (6352431166).

12366771434 is a wasteful number, since it uses less digits than its factorization.

12366771434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99145.

The product of its digits is 508032, while the sum is 44.

The spelling of 12366771434 in words is "twelve billion, three hundred sixty-six million, seven hundred seventy-one thousand, four hundred thirty-four".