16007139409 has 8 divisors (see below), whose sum is σ = 16707055680. Its totient is φ = 15307552656.

The previous prime is 16007139397. The next prime is 16007139419. The reversal of 16007139409 is 90493170061.

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 16007139409 - 2⁹ = 16007138897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16007139419) 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, 19599 + ... + 179995.

It is an arithmetic number, because the mean of its divisors is an integer number (2088381960).

Almost surely, 2^16007139409 is an apocalyptic number.

It is an amenable number.

16007139409 is a deficient number, since it is larger than the sum of its proper divisors (699916271).

16007139409 is a wasteful number, since it uses less digits than its factorization.

16007139409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164759.

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 16007139409 in words is "sixteen billion, seven million, one hundred thirty-nine thousand, four hundred nine".