4279489989 has 8 divisors (see below), whose sum is σ = 5838684192. Its totient is φ = 2786644560.

The previous prime is 4279489987. The next prime is 4279489993. The reversal of 4279489989 is 9899849724.

4279489989 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4279489989 - 2¹ = 4279489987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4279489987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16587042 + ... + 16587299.

It is an arithmetic number, because the mean of its divisors is an integer number (729835524).

Almost surely, 2^4279489989 is an apocalyptic number.

It is an amenable number.

4279489989 is a deficient number, since it is larger than the sum of its proper divisors (1559194203).

4279489989 is a wasteful number, since it uses less digits than its factorization.

4279489989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33174387.

The product of its digits is 94058496, while the sum is 69.

The square root of 4279489989 is about 65417.8109462553. The cubic root of 4279489989 is about 1623.5437827934.

The spelling of 4279489989 in words is "four billion, two hundred seventy-nine million, four hundred eighty-nine thousand, nine hundred eighty-nine".