16223150361599 has 4 divisors (see below), whose sum is σ = 17177453324064. Its totient is φ = 15268847399136.

The previous prime is 16223150361571. The next prime is 16223150361617. The reversal of 16223150361599 is 99516305132261.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16223150361599 - 2³² = 16218855394303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16223150361599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16223150361529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477151481207 + ... + 477151481240.

It is an arithmetic number, because the mean of its divisors is an integer number (4294363331016).

Almost surely, 2^{16223150361599} is an apocalyptic number.

16223150361599 is a deficient number, since it is larger than the sum of its proper divisors (954302962465).

16223150361599 is an equidigital number, since it uses as much as digits as its factorization.

16223150361599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954302962464.

The product of its (nonzero) digits is 2624400, while the sum is 53.

The spelling of 16223150361599 in words is "sixteen trillion, two hundred twenty-three billion, one hundred fifty million, three hundred sixty-one thousand, five hundred ninety-nine".