16442072542266 has 64 divisors (see below), whose sum is σ = 38120507318016. Its totient is φ = 4630487040000.

The previous prime is 16442072542219. The next prime is 16442072542367. The reversal of 16442072542266 is 66224527024461.

It is a super-3 number, since 3×16442072542266³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3233866 + ... + 6583466.

It is an arithmetic number, because the mean of its divisors is an integer number (595632926844).

Almost surely, 2^{16442072542266} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16442072542266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19060253659008).

16442072542266 is an abundant number, since it is smaller than the sum of its proper divisors (21678434775750).

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

16442072542266 is a wasteful number, since it uses less digits than its factorization.

16442072542266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351287.

The product of its (nonzero) digits is 7741440, while the sum is 51.

The spelling of 16442072542266 in words is "sixteen trillion, four hundred forty-two billion, seventy-two million, five hundred forty-two thousand, two hundred sixty-six".