16442667615316 has 12 divisors (see below), whose sum is σ = 28774888882740. Its totient is φ = 8221270791680.

The previous prime is 16442667615293. The next prime is 16442667615317. The reversal of 16442667615316 is 61351676624461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15125098810000 + 1317568805316 = 3889100^2 + 1147854^2 .

It is a super-3 number, since 3×16442667615316³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442667615317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15164455 + ... + 16212526.

It is an arithmetic number, because the mean of its divisors is an integer number (2397907406895).

Almost surely, 2^{16442667615316} is an apocalyptic number.

It is an amenable number.

16442667615316 is a deficient number, since it is larger than the sum of its proper divisors (12332221267424).

16442667615316 is a wasteful number, since it uses less digits than its factorization.

16442667615316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31507994 (or 31507992 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 58.

The spelling of 16442667615316 in words is "sixteen trillion, four hundred forty-two billion, six hundred sixty-seven million, six hundred fifteen thousand, three hundred sixteen".