16451167327063 has 4 divisors (see below), whose sum is σ = 18801334088080. Its totient is φ = 14101000566048.

The previous prime is 16451167326967. The next prime is 16451167327073. The reversal of 16451167327063 is 36072376115461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16451167327063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16451167327063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16451167327073) 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, 1175083380498 + ... + 1175083380511.

It is an arithmetic number, because the mean of its divisors is an integer number (4700333522020).

Almost surely, 2^{16451167327063} is an apocalyptic number.

16451167327063 is a deficient number, since it is larger than the sum of its proper divisors (2350166761017).

16451167327063 is an equidigital number, since it uses as much as digits as its factorization.

16451167327063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350166761016.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 16451167327063 in words is "sixteen trillion, four hundred fifty-one billion, one hundred sixty-seven million, three hundred twenty-seven thousand, sixty-three".