12442079888146 has 16 divisors (see below), whose sum is σ = 18701490261888. Its totient is φ = 6208253218800.

The previous prime is 12442079888143. The next prime is 12442079888149. The reversal of 12442079888146 is 64188897024421.

It is an interprime number because it is at equal distance from previous prime (12442079888143) and next prime (12442079888149).

It is not an unprimeable number, because it can be changed into a prime (12442079888143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6461856 + ... + 8163316.

It is an arithmetic number, because the mean of its divisors is an integer number (1168843141368).

Almost surely, 2^{12442079888146} is an apocalyptic number.

12442079888146 is a deficient number, since it is larger than the sum of its proper divisors (6259410373742).

12442079888146 is a wasteful number, since it uses less digits than its factorization.

12442079888146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708977.

The product of its (nonzero) digits is 49545216, while the sum is 64.

The spelling of 12442079888146 in words is "twelve trillion, four hundred forty-two billion, seventy-nine million, eight hundred eighty-eight thousand, one hundred forty-six".