16442745222434 has 16 divisors (see below), whose sum is σ = 27489419258400. Its totient is φ = 7330511801664.

The previous prime is 16442745222427. The next prime is 16442745222539. The reversal of 16442745222434 is 43422254724461.

It is a super-3 number, since 3×16442745222434³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 12726582344 + ... + 12726583635.

It is an arithmetic number, because the mean of its divisors is an integer number (1718088703650).

Almost surely, 2^{16442745222434} is an apocalyptic number.

16442745222434 is a deficient number, since it is larger than the sum of its proper divisors (11046674035966).

16442745222434 is a wasteful number, since it uses less digits than its factorization.

16442745222434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25453166017.

The product of its digits is 10321920, while the sum is 50.

Adding to 16442745222434 its reverse (43422254724461), we get a palindrome (59864999946895).

The spelling of 16442745222434 in words is "sixteen trillion, four hundred forty-two billion, seven hundred forty-five million, two hundred twenty-two thousand, four hundred thirty-four".