16586734993 has 8 divisors (see below), whose sum is σ = 17369062848. Its totient is φ = 15809504304.

The previous prime is 16586734987. The next prime is 16586735041. The reversal of 16586734993 is 39943768561.

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 16586734993 - 2³³ = 7996800401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16586734943) 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, 1267630 + ... + 1280647.

It is an arithmetic number, because the mean of its divisors is an integer number (2171132856).

Almost surely, 2^16586734993 is an apocalyptic number.

It is an amenable number.

16586734993 is a deficient number, since it is larger than the sum of its proper divisors (782327855).

16586734993 is a wasteful number, since it uses less digits than its factorization.

16586734993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548583.

The product of its digits is 29393280, while the sum is 61.

The spelling of 16586734993 in words is "sixteen billion, five hundred eighty-six million, seven hundred thirty-four thousand, nine hundred ninety-three".