16539089468709 has 8 divisors (see below), whose sum is σ = 22279460728000. Its totient is φ = 10912388927616.

The previous prime is 16539089468687. The next prime is 16539089468743. The reversal of 16539089468709 is 90786498093561.

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

It is not a de Polignac number, because 16539089468709 - 2¹⁶ = 16539089403173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16539089468779) 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, 28417679209 + ... + 28417679790.

It is an arithmetic number, because the mean of its divisors is an integer number (2784932591000).

Almost surely, 2^{16539089468709} is an apocalyptic number.

It is an amenable number.

16539089468709 is a deficient number, since it is larger than the sum of its proper divisors (5740371259291).

16539089468709 is an equidigital number, since it uses as much as digits as its factorization.

16539089468709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56835359099.

The product of its (nonzero) digits is 705438720, while the sum is 75.

The spelling of 16539089468709 in words is "sixteen trillion, five hundred thirty-nine billion, eighty-nine million, four hundred sixty-eight thousand, seven hundred nine".