10320622646623 has 4 divisors (see below), whose sum is σ = 10401887392000. Its totient is φ = 10239357901248.

The previous prime is 10320622646597. The next prime is 10320622646717. The reversal of 10320622646623 is 32664622602301.

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-10320622646623 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 10320622646623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320622646023) 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, 40632372498 + ... + 40632372751.

It is an arithmetic number, because the mean of its divisors is an integer number (2600471848000).

Almost surely, 2^{10320622646623} is an apocalyptic number.

10320622646623 is a deficient number, since it is larger than the sum of its proper divisors (81264745377).

10320622646623 is an equidigital number, since it uses as much as digits as its factorization.

10320622646623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81264745376.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 10320622646623 in words is "ten trillion, three hundred twenty billion, six hundred twenty-two million, six hundred forty-six thousand, six hundred twenty-three".