16244366377667 has 4 divisors (see below), whose sum is σ = 16950643176720. Its totient is φ = 15538089578616.

The previous prime is 16244366377649. The next prime is 16244366377693. The reversal of 16244366377667 is 76677366344261.

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 16244366377667 - 2²² = 16244362183363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16244366377597 and 16244366377606.

It is not an unprimeable number, because it can be changed into a prime (16244366377627) 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, 353138399492 + ... + 353138399537.

It is an arithmetic number, because the mean of its divisors is an integer number (4237660794180).

Almost surely, 2^{16244366377667} is an apocalyptic number.

16244366377667 is a deficient number, since it is larger than the sum of its proper divisors (706276799053).

16244366377667 is an equidigital number, since it uses as much as digits as its factorization.

16244366377667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706276799052.

The product of its digits is 768144384, while the sum is 68.

The spelling of 16244366377667 in words is "sixteen trillion, two hundred forty-four billion, three hundred sixty-six million, three hundred seventy-seven thousand, six hundred sixty-seven".