6717000720063 has 4 divisors (see below), whose sum is σ = 8956000960088. Its totient is φ = 4478000480040.

The previous prime is 6717000720061. The next prime is 6717000720071. The reversal of 6717000720063 is 3600270007176.

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

It is not a de Polignac number, because 6717000720063 - 2¹ = 6717000720061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6717000720061) 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, 1119500120008 + ... + 1119500120013.

It is an arithmetic number, because the mean of its divisors is an integer number (2239000240022).

Almost surely, 2^{6717000720063} is an apocalyptic number.

6717000720063 is a deficient number, since it is larger than the sum of its proper divisors (2239000240025).

6717000720063 is a wasteful number, since it uses less digits than its factorization.

6717000720063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239000240024.

The product of its (nonzero) digits is 74088, while the sum is 39.

The spelling of 6717000720063 in words is "six trillion, seven hundred seventeen billion, seven hundred twenty thousand, sixty-three".