16442746066367 has 4 divisors (see below), whose sum is σ = 16442766122376. Its totient is φ = 16442726010360.

The previous prime is 16442746066333. The next prime is 16442746066393. The reversal of 16442746066367 is 76366064724461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16442746066367 - 2³⁸ = 16167868159423 is a prime.

It is a super-3 number, since 3×16442746066367³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442746066667) 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, 8743388 + ... + 10456209.

It is an arithmetic number, because the mean of its divisors is an integer number (4110691530594).

Almost surely, 2^{16442746066367} is an apocalyptic number.

16442746066367 is a deficient number, since it is larger than the sum of its proper divisors (20056009).

16442746066367 is an equidigital number, since it uses as much as digits as its factorization.

16442746066367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20056008.

The product of its (nonzero) digits is 146313216, while the sum is 62.

The spelling of 16442746066367 in words is "sixteen trillion, four hundred forty-two billion, seven hundred forty-six million, sixty-six thousand, three hundred sixty-seven".