969823000209 has 128 divisors (see below), whose sum is σ = 1631851453440. Its totient is φ = 499531382784.

The previous prime is 969823000189. The next prime is 969823000213. The reversal of 969823000209 is 902000328969.

It is not a de Polignac number, because 969823000209 - 2¹⁵ = 969822967441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (969823000609) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 812927317 + ... + 812928509.

It is an arithmetic number, because the mean of its divisors is an integer number (12748839480).

Almost surely, 2^969823000209 is an apocalyptic number.

It is an amenable number.

969823000209 is a deficient number, since it is larger than the sum of its proper divisors (662028453231).

969823000209 is a wasteful number, since it uses less digits than its factorization.

969823000209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819.

The product of its (nonzero) digits is 419904, while the sum is 48.

The spelling of 969823000209 in words is "nine hundred sixty-nine billion, eight hundred twenty-three million, two hundred nine", and thus it is an aban number.