16543104066222 has 16 divisors (see below), whose sum is σ = 33123763430352. Its totient is φ = 5508108805760.

The previous prime is 16543104066199. The next prime is 16543104066283. The reversal of 16543104066222 is 22266040134561.

It is a happy number.

It is a super-2 number, since 2×16543104066222² (a number of 27 digits) contains 22 as substring.

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, 1564798353 + ... + 1564808924.

It is an arithmetic number, because the mean of its divisors is an integer number (2070235214397).

Almost surely, 2^{16543104066222} is an apocalyptic number.

16543104066222 is an abundant number, since it is smaller than the sum of its proper divisors (16580659364130).

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

16543104066222 is a wasteful number, since it uses less digits than its factorization.

16543104066222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129608163.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 16543104066222 in words is "sixteen trillion, five hundred forty-three billion, one hundred four million, sixty-six thousand, two hundred twenty-two".