16040802323161 has 24 divisors (see below), whose sum is σ = 20800443249152. Its totient is φ = 12096122385600.

The previous prime is 16040802323153. The next prime is 16040802323191. The reversal of 16040802323161 is 16132320804061.

16040802323161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16040802323161 - 2³ = 16040802323153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16040802323161.

It is not an unprimeable number, because it can be changed into a prime (16040802323101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305431380 + ... + 305483893.

Almost surely, 2^{16040802323161} is an apocalyptic number.

16040802323161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16040802323161 is a deficient number, since it is larger than the sum of its proper divisors (4759640925991).

16040802323161 is a wasteful number, since it uses less digits than its factorization.

16040802323161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610915333 (or 610915322 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 16040802323161 in words is "sixteen trillion, forty billion, eight hundred two million, three hundred twenty-three thousand, one hundred sixty-one".