16446087522 has 54 divisors (see below), whose sum is σ = 36046988289. Its totient is φ = 5419096560.

The previous prime is 16446087503. The next prime is 16446087527. The reversal of 16446087522 is 22578064461.

16446087522 is a `hidden beast` number, since 1 + 6 + 4 + 46 + 0 + 87 + 522 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9939890601 + 6506196921 = 99699^2 + 80661^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=90681.

It is not an unprimeable number, because it can be changed into a prime (16446087527) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 90862272 + ... + 90862452.

Almost surely, 2^16446087522 is an apocalyptic number.

16446087522 is an abundant number, since it is smaller than the sum of its proper divisors (19600900767).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16446087522 is an equidigital number, since it uses as much as digits as its factorization.

16446087522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 16446087522 in words is "sixteen billion, four hundred forty-six million, eighty-seven thousand, five hundred twenty-two".