10320890399 has 4 divisors (see below), whose sum is σ = 10338121200. Its totient is φ = 10303659600.

The previous prime is 10320890389. The next prime is 10320890443. The reversal of 10320890399 is 99309802301.

10320890399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10320890399 - 2¹⁶ = 10320824863 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 (10320890389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8614502 + ... + 8615699.

It is an arithmetic number, because the mean of its divisors is an integer number (2584530300).

Almost surely, 2^10320890399 is an apocalyptic number.

10320890399 is a deficient number, since it is larger than the sum of its proper divisors (17230801).

10320890399 is an equidigital number, since it uses as much as digits as its factorization.

10320890399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17230800.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 10320890399 in words is "ten billion, three hundred twenty million, eight hundred ninety thousand, three hundred ninety-nine".