4485291209 has 8 divisors (see below), whose sum is σ = 5127033408. Its totient is φ = 3843795600.

The previous prime is 4485291197. The next prime is 4485291233. The reversal of 4485291209 is 9021925844.

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

It is a cyclic number.

It is not a de Polignac number, because 4485291209 - 2¹² = 4485287113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4485291209.

It is not an unprimeable number, because it can be changed into a prime (4485291269) 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, 20867 + ... + 96984.

It is an arithmetic number, because the mean of its divisors is an integer number (640879176).

Almost surely, 2^4485291209 is an apocalyptic number.

It is an amenable number.

4485291209 is a deficient number, since it is larger than the sum of its proper divisors (641742199).

4485291209 is a wasteful number, since it uses less digits than its factorization.

4485291209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123295.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 4485291209 is about 66972.3167360963. The cubic root of 4485291209 is about 1649.1628699961.

The spelling of 4485291209 in words is "four billion, four hundred eighty-five million, two hundred ninety-one thousand, two hundred nine".