4144894864699 has 4 divisors (see below), whose sum is σ = 4145058403200. Its totient is φ = 4144731326200.

The previous prime is 4144894864651. The next prime is 4144894864739. The reversal of 4144894864699 is 9964684984414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4144894864699 - 2²³ = 4144886476091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4144894864639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81731227 + ... + 81781924.

It is an arithmetic number, because the mean of its divisors is an integer number (1036264600800).

Almost surely, 2^{4144894864699} is an apocalyptic number.

4144894864699 is a deficient number, since it is larger than the sum of its proper divisors (163538501).

4144894864699 is a wasteful number, since it uses less digits than its factorization.

4144894864699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163538500.

The product of its digits is 1719926784, while the sum is 76.

The spelling of 4144894864699 in words is "four trillion, one hundred forty-four billion, eight hundred ninety-four million, eight hundred sixty-four thousand, six hundred ninety-nine".