12942242733 has 16 divisors (see below), whose sum is σ = 19735654400. Its totient is φ = 7390264176.

The previous prime is 12942242713. The next prime is 12942242741. The reversal of 12942242733 is 33724224921.

It is not a de Polignac number, because 12942242733 - 2⁵ = 12942242701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12942242691 and 12942242700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12942242713) 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 15 ways as a sum of consecutive naturals, for example, 190885 + ... + 249642.

It is an arithmetic number, because the mean of its divisors is an integer number (1233478400).

Almost surely, 2^12942242733 is an apocalyptic number.

It is an amenable number.

12942242733 is a deficient number, since it is larger than the sum of its proper divisors (6793411667).

12942242733 is a wasteful number, since it uses less digits than its factorization.

12942242733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441936.

The product of its digits is 145152, while the sum is 39.

The spelling of 12942242733 in words is "twelve billion, nine hundred forty-two million, two hundred forty-two thousand, seven hundred thirty-three".