12427428802 has 8 divisors (see below), whose sum is σ = 18648787212. Its totient is φ = 6211166400.

The previous prime is 12427428799. The next prime is 12427428821. The reversal of 12427428802 is 20882472421.

It is a happy number.

12427428802 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 11079878121 + 1347550681 = 105261^2 + 36709^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 1267899 + ... + 1277662.

Almost surely, 2^12427428802 is an apocalyptic number.

12427428802 is a deficient number, since it is larger than the sum of its proper divisors (6221358410).

12427428802 is a wasteful number, since it uses less digits than its factorization.

12427428802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548004.

The product of its (nonzero) digits is 114688, while the sum is 40.

The spelling of 12427428802 in words is "twelve billion, four hundred twenty-seven million, four hundred twenty-eight thousand, eight hundred two".