12293536436 has 12 divisors (see below), whose sum is σ = 21515095812. Its totient is φ = 6146366208.

The previous prime is 12293536399. The next prime is 12293536439. The reversal of 12293536436 is 63463539221.

It is a happy number.

12293536436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6987288100 + 5306248336 = 83590^2 + 72844^2 .

It is a super-2 number, since 2×12293536436² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12293536439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25475 + ... + 158858.

It is an arithmetic number, because the mean of its divisors is an integer number (1792924651).

Almost surely, 2^12293536436 is an apocalyptic number.

It is an amenable number.

12293536436 is a deficient number, since it is larger than the sum of its proper divisors (9221559376).

12293536436 is a wasteful number, since it uses less digits than its factorization.

12293536436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201010 (or 201008 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The spelling of 12293536436 in words is "twelve billion, two hundred ninety-three million, five hundred thirty-six thousand, four hundred thirty-six".