12435578308 has 12 divisors (see below), whose sum is σ = 22293049212. Its totient is φ = 6066135680.

The previous prime is 12435578303. The next prime is 12435578317. The reversal of 12435578308 is 80387553421.

It can be written as a sum of positive squares in 2 ways, for example, as 7219561024 + 5216017284 = 84968^2 + 72222^2 .

It is not an unprimeable number, because it can be changed into a prime (12435578303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37913185 + ... + 37913512.

It is an arithmetic number, because the mean of its divisors is an integer number (1857754101).

Almost surely, 2^12435578308 is an apocalyptic number.

It is an amenable number.

12435578308 is a deficient number, since it is larger than the sum of its proper divisors (9857470904).

12435578308 is a wasteful number, since it uses less digits than its factorization.

12435578308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75826742 (or 75826740 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 12435578308 in words is "twelve billion, four hundred thirty-five million, five hundred seventy-eight thousand, three hundred eight".