14444664242818 has 8 divisors (see below), whose sum is σ = 22414134169980. Its totient is φ = 6973286186160.

The previous prime is 14444664242809. The next prime is 14444664242831. The reversal of 14444664242818 is 81824246644441.

It can be written as a sum of positive squares in 2 ways, for example, as 13305007645609 + 1139656597209 = 3647603^2 + 1067547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×14444664242818² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58), and also a Moran number because the ratio is a prime number: 249045935221 = 14444664242818 / (1 + 4 + 4 + 4 + 4 + 6 + 6 + 4 + 2 + 4 + 2 + 8 + 1 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124522967553 + ... + 124522967668.

Almost surely, 2^{14444664242818} is an apocalyptic number.

14444664242818 is a deficient number, since it is larger than the sum of its proper divisors (7969469927162).

14444664242818 is a wasteful number, since it uses less digits than its factorization.

14444664242818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249045935252.

The product of its digits is 37748736, while the sum is 58.

The spelling of 14444664242818 in words is "fourteen trillion, four hundred forty-four billion, six hundred sixty-four million, two hundred forty-two thousand, eight hundred eighteen".