16375681297067 has 4 divisors (see below), whose sum is σ = 16375914237816. Its totient is φ = 16375448356320.

The previous prime is 16375681297049. The next prime is 16375681297097. The reversal of 16375681297067 is 76079218657361.

It is a happy number.

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 16375681297067 - 2²⁰ = 16375680248491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16375681296988 and 16375681297006.

It is not an unprimeable number, because it can be changed into a prime (16375681297097) 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, 116364893 + ... + 116505534.

It is an arithmetic number, because the mean of its divisors is an integer number (4093978559454).

Almost surely, 2^{16375681297067} is an apocalyptic number.

16375681297067 is a deficient number, since it is larger than the sum of its proper divisors (232940749).

16375681297067 is an equidigital number, since it uses as much as digits as its factorization.

16375681297067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232940748.

The product of its (nonzero) digits is 160030080, while the sum is 68.

The spelling of 16375681297067 in words is "sixteen trillion, three hundred seventy-five billion, six hundred eighty-one million, two hundred ninety-seven thousand, sixty-seven".