12326872142 has 16 divisors (see below), whose sum is σ = 21083972112. Its totient is φ = 5354659200.

The previous prime is 12326872141. The next prime is 12326872157. The reversal of 12326872142 is 24127862321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12326872096 and 12326872105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12326872141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13943984 + ... + 13944867.

It is an arithmetic number, because the mean of its divisors is an integer number (1317748257).

Almost surely, 2^12326872142 is an apocalyptic number.

12326872142 is a deficient number, since it is larger than the sum of its proper divisors (8757099970).

12326872142 is a wasteful number, since it uses less digits than its factorization.

12326872142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27888883.

The product of its digits is 64512, while the sum is 38.

The spelling of 12326872142 in words is "twelve billion, three hundred twenty-six million, eight hundred seventy-two thousand, one hundred forty-two".