16442625673667 has 2 divisors, whose sum is σ = 16442625673668. Its totient is φ = 16442625673666.

The previous prime is 16442625673627. The next prime is 16442625673681. The reversal of 16442625673667 is 76637652624461.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16442625673667 is a prime.

It is a super-3 number, since 3×16442625673667³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16442625673627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221312836833 + 8221312836834.

It is an arithmetic number, because the mean of its divisors is an integer number (8221312836834).

Almost surely, 2^{16442625673667} is an apocalyptic number.

16442625673667 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442625673667 is an equidigital number, since it uses as much as digits as its factorization.

16442625673667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 365783040, while the sum is 65.

The spelling of 16442625673667 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-five million, six hundred seventy-three thousand, six hundred sixty-seven".