16654223043 has 12 divisors (see below), whose sum is σ = 25471164888. Its totient is φ = 10449708480.

The previous prime is 16654222951. The next prime is 16654223051. The reversal of 16654223043 is 34032245661.

16654223043 is a `hidden beast` number, since 166 + 5 + 422 + 30 + 43 = 666.

16654223043 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 16654223043 - 2¹⁴ = 16654206659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16654222989 and 16654223007.

It is not an unprimeable number, because it can be changed into a prime (16654243043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54425413 + ... + 54425718.

It is an arithmetic number, because the mean of its divisors is an integer number (2122597074).

Almost surely, 2^16654223043 is an apocalyptic number.

16654223043 is a deficient number, since it is larger than the sum of its proper divisors (8816941845).

16654223043 is a wasteful number, since it uses less digits than its factorization.

16654223043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108851154 (or 108851151 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 16654223043 in words is "sixteen billion, six hundred fifty-four million, two hundred twenty-three thousand, forty-three".