14144744642 has 12 divisors (see below), whose sum is σ = 24681136230. Its totient is φ = 6062033376.

The previous prime is 14144744641. The next prime is 14144744671. The reversal of 14144744642 is 24644744141.

14144744642 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 only one way, i.e., 13660700641 + 484044001 = 116879^2 + 22001^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14144744642.

It is not an unprimeable number, because it can be changed into a prime (14144744641) 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 5 ways as a sum of consecutive naturals, for example, 72166967 + ... + 72167162.

Almost surely, 2^14144744642 is an apocalyptic number.

14144744642 is a deficient number, since it is larger than the sum of its proper divisors (10536391588).

14144744642 is a wasteful number, since it uses less digits than its factorization.

14144744642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144334145 (or 144334138 counting only the distinct ones).

The product of its digits is 344064, while the sum is 41.

The spelling of 14144744642 in words is "fourteen billion, one hundred forty-four million, seven hundred forty-four thousand, six hundred forty-two".