4469889644 has 48 divisors (see below), whose sum is σ = 8915429376. Its totient is φ = 1941033600.

The previous prime is 4469889617. The next prime is 4469889649.

4469889644 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (4469889649) 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, 1000664 + ... + 1005120.

It is an arithmetic number, because the mean of its divisors is an integer number (185738112).

Almost surely, 2^4469889644 is an apocalyptic number.

4469889644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4469889644 is a deficient number, since it is larger than the sum of its proper divisors (4445539732).

4469889644 is a wasteful number, since it uses less digits than its factorization.

4469889644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486 (or 5484 counting only the distinct ones).

The product of its digits is 47775744, while the sum is 62.

The square root of 4469889644 is about 66857.2332960316. The cubic root of 4469889644 is about 1647.2730768944.

The spelling of 4469889644 in words is "four billion, four hundred sixty-nine million, eight hundred eighty-nine thousand, six hundred forty-four".