16344606243156 has 24 divisors (see below), whose sum is σ = 40380791895360. Its totient is φ = 5127719605632.

The previous prime is 16344606243149. The next prime is 16344606243167. The reversal of 16344606243156 is 65134260644361.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 16344606243099 and 16344606243108.

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, 40060309216 + ... + 40060309623.

It is an arithmetic number, because the mean of its divisors is an integer number (1682532995640).

Almost surely, 2^{16344606243156} is an apocalyptic number.

It is an amenable number.

16344606243156 is an abundant number, since it is smaller than the sum of its proper divisors (24036185652204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16344606243156 is a wasteful number, since it uses less digits than its factorization.

16344606243156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80120618863 (or 80120618861 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 16344606243156 in words is "sixteen trillion, three hundred forty-four billion, six hundred six million, two hundred forty-three thousand, one hundred fifty-six".