4044464321243 has 16 divisors (see below), whose sum is σ = 4087194261696. Its totient is φ = 4001963696640.

The previous prime is 4044464321153. The next prime is 4044464321281. The reversal of 4044464321243 is 3421234644404.

It is a cyclic number.

It is not a de Polignac number, because 4044464321243 - 2¹⁶ = 4044464255707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4044464321243.

It is not an unprimeable number, because it can be changed into a prime (4044464321143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184154783 + ... + 184176743.

It is an arithmetic number, because the mean of its divisors is an integer number (255449641356).

Almost surely, 2^{4044464321243} is an apocalyptic number.

4044464321243 is a deficient number, since it is larger than the sum of its proper divisors (42729940453).

4044464321243 is a wasteful number, since it uses less digits than its factorization.

4044464321243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27094.

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 4044464321243 its reverse (3421234644404), we get a palindrome (7465698965647).

The spelling of 4044464321243 in words is "four trillion, forty-four billion, four hundred sixty-four million, three hundred twenty-one thousand, two hundred forty-three".