10320372399 has 4 divisors (see below), whose sum is σ = 13760496536. Its totient is φ = 6880248264.

The previous prime is 10320372397. The next prime is 10320372421. The reversal of 10320372399 is 99327302301.

10320372399 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 not a de Polignac number, because 10320372399 - 2¹ = 10320372397 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 (10320372397) 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, 1720062064 + ... + 1720062069.

It is an arithmetic number, because the mean of its divisors is an integer number (3440124134).

Almost surely, 2^10320372399 is an apocalyptic number.

10320372399 is a deficient number, since it is larger than the sum of its proper divisors (3440124137).

10320372399 is an equidigital number, since it uses as much as digits as its factorization.

10320372399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440124136.

The product of its (nonzero) digits is 61236, while the sum is 39.

The spelling of 10320372399 in words is "ten billion, three hundred twenty million, three hundred seventy-two thousand, three hundred ninety-nine".