12439126075 has 12 divisors (see below), whose sum is σ = 15428191600. Its totient is φ = 9948929760.

The previous prime is 12439126033. The next prime is 12439126081. The reversal of 12439126075 is 57062193421.

It is a happy number.

It is not a de Polignac number, because 12439126075 - 2²⁵ = 12405571643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51826 + ... + 166024.

Almost surely, 2^12439126075 is an apocalyptic number.

12439126075 is a deficient number, since it is larger than the sum of its proper divisors (2989065525).

12439126075 is a wasteful number, since it uses less digits than its factorization.

12439126075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118566 (or 118561 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 12439126075 in words is "twelve billion, four hundred thirty-nine million, one hundred twenty-six thousand, seventy-five".