16989833468 has 24 divisors (see below), whose sum is σ = 30189016704. Its totient is φ = 8364510000.

The previous prime is 16989833449. The next prime is 16989833477. The reversal of 16989833468 is 86433898961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671243 + ... + 696093.

It is an arithmetic number, because the mean of its divisors is an integer number (1257875696).

Almost surely, 2^16989833468 is an apocalyptic number.

It is an amenable number.

16989833468 is a deficient number, since it is larger than the sum of its proper divisors (13199183236).

16989833468 is a wasteful number, since it uses less digits than its factorization.

16989833468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27473 (or 27471 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 65.

The spelling of 16989833468 in words is "sixteen billion, nine hundred eighty-nine million, eight hundred thirty-three thousand, four hundred sixty-eight".