12243123902806 has 16 divisors (see below), whose sum is σ = 18401245124400. Its totient is φ = 6109382695968.

The previous prime is 12243123902761. The next prime is 12243123902809. The reversal of 12243123902806 is 60820932134221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243123902809) 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, 1629025 + ... + 5209603.

It is an arithmetic number, because the mean of its divisors is an integer number (1150077820275).

Almost surely, 2^{12243123902806} is an apocalyptic number.

12243123902806 is a deficient number, since it is larger than the sum of its proper divisors (6158121221594).

12243123902806 is a wasteful number, since it uses less digits than its factorization.

12243123902806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583983.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 12243123902806 in words is "twelve trillion, two hundred forty-three billion, one hundred twenty-three million, nine hundred two thousand, eight hundred six".