22005443424151 has 16 divisors (see below), whose sum is σ = 24076615022208. Its totient is φ = 19946130098400.

The previous prime is 22005443424149. The next prime is 22005443424157. The reversal of 22005443424151 is 15142434450022.

It is not a de Polignac number, because 22005443424151 - 2¹ = 22005443424149 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 22005443424151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22005443424157) 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, 3616525 + ... + 7555801.

It is an arithmetic number, because the mean of its divisors is an integer number (1504788438888).

Almost surely, 2^{22005443424151} is an apocalyptic number.

22005443424151 is a deficient number, since it is larger than the sum of its proper divisors (2071171598057).

22005443424151 is a wasteful number, since it uses less digits than its factorization.

22005443424151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940782.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 22005443424151 its reverse (15142434450022), we get a palindrome (37147877874173).

The spelling of 22005443424151 in words is "twenty-two trillion, five billion, four hundred forty-three million, four hundred twenty-four thousand, one hundred fifty-one".