320562562046063 has 4 divisors (see below), whose sum is σ = 320604101844120. Its totient is φ = 320521022248008.

The previous prime is 320562562046053. The next prime is 320562562046099. The reversal of 320562562046063 is 360640265265023.

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-320562562046063 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 (320562562046033) 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, 20769887453 + ... + 20769902886.

It is an arithmetic number, because the mean of its divisors is an integer number (80151025461030).

Almost surely, 2^{320562562046063} is an apocalyptic number.

320562562046063 is a deficient number, since it is larger than the sum of its proper divisors (41539798057).

320562562046063 is an equidigital number, since it uses as much as digits as its factorization.

320562562046063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41539798056.

The product of its (nonzero) digits is 9331200, while the sum is 50.

The spelling of 320562562046063 in words is "three hundred twenty trillion, five hundred sixty-two billion, five hundred sixty-two million, forty-six thousand, sixty-three".