20127103044667 has 8 divisors (see below), whose sum is σ = 21027290995440. Its totient is φ = 19240658421600.

The previous prime is 20127103044649. The next prime is 20127103044707. The reversal of 20127103044667 is 76644030172102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20127103044667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20127103042667) 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 7 ways as a sum of consecutive naturals, for example, 3435828933 + ... + 3435834790.

It is an arithmetic number, because the mean of its divisors is an integer number (2628411374430).

Almost surely, 2^{20127103044667} is an apocalyptic number.

20127103044667 is a deficient number, since it is larger than the sum of its proper divisors (900187950773).

20127103044667 is a wasteful number, since it uses less digits than its factorization.

20127103044667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871663853.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 20127103044667 in words is "twenty trillion, one hundred twenty-seven billion, one hundred three million, forty-four thousand, six hundred sixty-seven".