16442216541572 has 12 divisors (see below), whose sum is σ = 28787826552576. Its totient is φ = 8217123240840.

The previous prime is 16442216541571. The next prime is 16442216541581. The reversal of 16442216541572 is 27514561224461.

16442216541572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16442216541572³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16442216541572.

It is not an unprimeable number, because it can be changed into a prime (16442216541571) 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, 996248204 + ... + 996264707.

It is an arithmetic number, because the mean of its divisors is an integer number (2398985546048).

Almost surely, 2^{16442216541572} is an apocalyptic number.

It is an amenable number.

16442216541572 is a deficient number, since it is larger than the sum of its proper divisors (12345610011004).

16442216541572 is a wasteful number, since it uses less digits than its factorization.

16442216541572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992514978 (or 1992514976 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 50.

The spelling of 16442216541572 in words is "sixteen trillion, four hundred forty-two billion, two hundred sixteen million, five hundred forty-one thousand, five hundred seventy-two".