16222159890749 has 16 divisors (see below), whose sum is σ = 16797354435840. Its totient is φ = 15656754617280.

The previous prime is 16222159890733. The next prime is 16222159890773. The reversal of 16222159890749 is 94709895122261.

It is a cyclic number.

It is not a de Polignac number, because 16222159890749 - 2⁴ = 16222159890733 is a prime.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16222159890149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2995262 + ... + 6435519.

It is an arithmetic number, because the mean of its divisors is an integer number (1049834652240).

Almost surely, 2^{16222159890749} is an apocalyptic number.

It is an amenable number.

16222159890749 is a deficient number, since it is larger than the sum of its proper divisors (575194545091).

16222159890749 is a wasteful number, since it uses less digits than its factorization.

16222159890749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9431300.

The product of its (nonzero) digits is 39191040, while the sum is 65.

The spelling of 16222159890749 in words is "sixteen trillion, two hundred twenty-two billion, one hundred fifty-nine million, eight hundred ninety thousand, seven hundred forty-nine".