16138698467885 has 8 divisors (see below), whose sum is σ = 22133072184576. Its totient is φ = 11066536092240.

The previous prime is 16138698467869. The next prime is 16138698467893. The reversal of 16138698467885 is 58876489683161.

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

It is not a de Polignac number, because 16138698467885 - 2⁴ = 16138698467869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230552835221 + ... + 230552835290.

It is an arithmetic number, because the mean of its divisors is an integer number (2766634023072).

Almost surely, 2^{16138698467885} is an apocalyptic number.

It is an amenable number.

16138698467885 is a deficient number, since it is larger than the sum of its proper divisors (5994373716691).

16138698467885 is an equidigital number, since it uses as much as digits as its factorization.

16138698467885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461105670523.

The product of its digits is 3344302080, while the sum is 80.

The spelling of 16138698467885 in words is "sixteen trillion, one hundred thirty-eight billion, six hundred ninety-eight million, four hundred sixty-seven thousand, eight hundred eighty-five".