12306643435 has 16 divisors (see below), whose sum is σ = 15649835040. Its totient is φ = 9273967360.

The previous prime is 12306643403. The next prime is 12306643439. The reversal of 12306643435 is 53434660321.

It is not a de Polignac number, because 12306643435 - 2⁵ = 12306643403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12306643394 and 12306643403.

It is not an unprimeable number, because it can be changed into a prime (12306643439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029097 + ... + 1040986.

It is an arithmetic number, because the mean of its divisors is an integer number (978114690).

Almost surely, 2^12306643435 is an apocalyptic number.

12306643435 is a deficient number, since it is larger than the sum of its proper divisors (3343191605).

12306643435 is a wasteful number, since it uses less digits than its factorization.

12306643435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070158.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 12306643435 in words is "twelve billion, three hundred six million, six hundred forty-three thousand, four hundred thirty-five".