4464739988 has 24 divisors (see below), whose sum is σ = 8277580584. Its totient is φ = 2099865600.

The previous prime is 4464739969. The next prime is 4464739997. The reversal of 4464739988 is 8899374644.

It can be written as a sum of positive squares in 4 ways, for example, as 94864 + 4464645124 = 308^2 + 66818^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4464739988.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108908 + ... + 144188.

It is an arithmetic number, because the mean of its divisors is an integer number (344899191).

Almost surely, 2^4464739988 is an apocalyptic number.

It is an amenable number.

4464739988 is a deficient number, since it is larger than the sum of its proper divisors (3812840596).

4464739988 is a wasteful number, since it uses less digits than its factorization.

4464739988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37163 (or 37161 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 62.

The square root of 4464739988 is about 66818.7098648275. The cubic root of 4464739988 is about 1646.6402387937.

The spelling of 4464739988 in words is "four billion, four hundred sixty-four million, seven hundred thirty-nine thousand, nine hundred eighty-eight".