16442670133868 has 24 divisors (see below), whose sum is σ = 31391227842240. Its totient is φ = 7473780072720.

The previous prime is 16442670133867. The next prime is 16442670133889. The reversal of 16442670133868 is 86833107624461.

It is a super-3 number, since 3×16442670133868³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (16442670133867) 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 7 ways as a sum of consecutive naturals, for example, 1943258 + ... + 6054881.

It is an arithmetic number, because the mean of its divisors is an integer number (1307967826760).

Almost surely, 2^{16442670133868} is an apocalyptic number.

It is an amenable number.

16442670133868 is a deficient number, since it is larger than the sum of its proper divisors (14948557708372).

16442670133868 is a wasteful number, since it uses less digits than its factorization.

16442670133868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044877 (or 8044875 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 16442670133868 in words is "sixteen trillion, four hundred forty-two billion, six hundred seventy million, one hundred thirty-three thousand, eight hundred sixty-eight".