4644505369 has 16 divisors (see below), whose sum is σ = 5638652800. Its totient is φ = 3736865664.

The previous prime is 4644505339. The next prime is 4644505387. The reversal of 4644505369 is 9635054464.

It is not a de Polignac number, because 4644505369 - 2⁵ = 4644505337 is a prime.

It is a super-2 number, since 2×4644505369² = 43142860245339652322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4644505339) 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, 145692 + ... + 174685.

It is an arithmetic number, because the mean of its divisors is an integer number (352415800).

Almost surely, 2^4644505369 is an apocalyptic number.

It is an amenable number.

4644505369 is a deficient number, since it is larger than the sum of its proper divisors (994147431).

4644505369 is a wasteful number, since it uses less digits than its factorization.

4644505369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320512.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The square root of 4644505369 is about 68150.6079870165. The cubic root of 4644505369 is about 1668.4498468717.

The spelling of 4644505369 in words is "four billion, six hundred forty-four million, five hundred five thousand, three hundred sixty-nine".