2173646463713 has 8 divisors (see below), whose sum is σ = 2329237034208. Its totient is φ = 2021136894784.

The previous prime is 2173646463689. The next prime is 2173646463731. The reversal of 2173646463713 is 3173646463712.

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

It is a cyclic number.

It is not a de Polignac number, because 2173646463713 - 2¹⁶ = 2173646398177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2173646463763) 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, 770248931 + ... + 770251752.

It is an arithmetic number, because the mean of its divisors is an integer number (291154629276).

Almost surely, 2^{2173646463713} is an apocalyptic number.

It is an amenable number.

2173646463713 is a deficient number, since it is larger than the sum of its proper divisors (155590570495).

2173646463713 is a wasteful number, since it uses less digits than its factorization.

2173646463713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540500783.

The product of its digits is 9144576, while the sum is 53.

Subtracting 2173646463713 from its reverse (3173646463712), we obtain a palindrome (999999999999).

The spelling of 2173646463713 in words is "two trillion, one hundred seventy-three billion, six hundred forty-six million, four hundred sixty-three thousand, seven hundred thirteen".