4489385790 has 16 divisors (see below), whose sum is σ = 10774525968. Its totient is φ = 1197169536.

The previous prime is 4489385783. The next prime is 4489385819. The reversal of 4489385790 is 975839844.

It is a self number, because there is not a number n which added to its sum of digits gives 4489385790.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74823067 + ... + 74823126.

It is an arithmetic number, because the mean of its divisors is an integer number (673407873).

Almost surely, 2^4489385790 is an apocalyptic number.

4489385790 is an abundant number, since it is smaller than the sum of its proper divisors (6285140178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4489385790 is a wasteful number, since it uses less digits than its factorization.

4489385790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149646203.

The product of its (nonzero) digits is 8709120, while the sum is 57.

The square root of 4489385790 is about 67002.8789679966. The cubic root of 4489385790 is about 1649.6645525606.

The spelling of 4489385790 in words is "four billion, four hundred eighty-nine million, three hundred eighty-five thousand, seven hundred ninety".