4479219988 has 12 divisors (see below), whose sum is σ = 8029821492. Its totient is φ = 2184985280.

The previous prime is 4479219937. The next prime is 4479220003. The reversal of 4479219988 is 8899129744.

It can be written as a sum of positive squares in 2 ways, for example, as 485232784 + 3993987204 = 22028^2 + 63198^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13655995 + ... + 13656322.

It is an arithmetic number, because the mean of its divisors is an integer number (669151791).

Almost surely, 2^4479219988 is an apocalyptic number.

It is an amenable number.

4479219988 is a deficient number, since it is larger than the sum of its proper divisors (3550601504).

4479219988 is a wasteful number, since it uses less digits than its factorization.

4479219988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27312362 (or 27312360 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 61.

The square root of 4479219988 is about 66926.9750399643. The cubic root of 4479219988 is about 1648.4184402039.

The spelling of 4479219988 in words is "four billion, four hundred seventy-nine million, two hundred nineteen thousand, nine hundred eighty-eight".