4464164702449 has 27 divisors (see below), whose sum is σ = 4792619497419. Its totient is φ = 4157595490320.

The previous prime is 4464164702399. The next prime is 4464164702461. The reversal of 4464164702449 is 9442074614644.

The square root of 4464164702449 is 2112857.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 145166334049 + 4318998368400 = 381007^2 + 2078220^2 .

It is not a de Polignac number, because 4464164702449 - 2³⁷ = 4326725748977 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 4464164702449.

It is not an unprimeable number, because it can be changed into a prime (4464164702749) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2448800352 + ... + 2448802174.

Almost surely, 2^{4464164702449} is an apocalyptic number.

4464164702449 is the 2112857-th square number.

4464164702449 is the 1056429-th centered octagonal number.

It is an amenable number.

4464164702449 is a deficient number, since it is larger than the sum of its proper divisors (328454794970).

4464164702449 is an frugal number, since it uses more digits than its factorization.

4464164702449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806 (or 1903 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 55.

The spelling of 4464164702449 in words is "four trillion, four hundred sixty-four billion, one hundred sixty-four million, seven hundred two thousand, four hundred forty-nine".