16122672409 has 8 divisors (see below), whose sum is σ = 16725096000. Its totient is φ = 15523346832.

The previous prime is 16122672373. The next prime is 16122672413. The reversal of 16122672409 is 90427622161.

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 16122672409 - 2¹⁵ = 16122639641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16122672809) 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, 763899 + ... + 784720.

It is an arithmetic number, because the mean of its divisors is an integer number (2090637000).

Almost surely, 2^16122672409 is an apocalyptic number.

It is an amenable number.

16122672409 is a deficient number, since it is larger than the sum of its proper divisors (602423591).

16122672409 is a wasteful number, since it uses less digits than its factorization.

16122672409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549007.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 16122672409 in words is "sixteen billion, one hundred twenty-two million, six hundred seventy-two thousand, four hundred nine".