16163210508442 has 32 divisors (see below), whose sum is σ = 26499033360000. Its totient is φ = 7364768112576.

The previous prime is 16163210508391. The next prime is 16163210508503. The reversal of 16163210508442 is 24480501236161.

It is a super-2 number, since 2×16163210508442² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26965942 + ... + 27558817.

It is an arithmetic number, because the mean of its divisors is an integer number (828094792500).

Almost surely, 2^{16163210508442} is an apocalyptic number.

16163210508442 is a deficient number, since it is larger than the sum of its proper divisors (10335822851558).

16163210508442 is a wasteful number, since it uses less digits than its factorization.

16163210508442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54525078.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 16163210508442 in words is "sixteen trillion, one hundred sixty-three billion, two hundred ten million, five hundred eight thousand, four hundred forty-two".