8985906329 has 4 divisors (see below), whose sum is σ = 8986542180. Its totient is φ = 8985270480.

The previous prime is 8985906211. The next prime is 8985906337. The reversal of 8985906329 is 9236095898.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2223311104 + 6762595225 = 47152^2 + 82235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8985906329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8985905329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296234 + ... + 325155.

It is an arithmetic number, because the mean of its divisors is an integer number (2246635545).

Almost surely, 2^8985906329 is an apocalyptic number.

It is an amenable number.

8985906329 is a deficient number, since it is larger than the sum of its proper divisors (635851).

8985906329 is a wasteful number, since it uses less digits than its factorization.

8985906329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635850.

The product of its (nonzero) digits is 8398080, while the sum is 59.

The square root of 8985906329 is about 94794.0205339978. The cubic root of 8985906329 is about 2078.9974773858.

The spelling of 8985906329 in words is "eight billion, nine hundred eighty-five million, nine hundred six thousand, three hundred twenty-nine".