12320529859 has 8 divisors (see below), whose sum is σ = 13457665728. Its totient is φ = 11186241960.

The previous prime is 12320529847. The next prime is 12320529869. The reversal of 12320529859 is 95892502321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12320529859 - 2⁵ = 12320529827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12320529869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702937 + ... + 720250.

It is an arithmetic number, because the mean of its divisors is an integer number (1682208216).

Almost surely, 2^12320529859 is an apocalyptic number.

12320529859 is a deficient number, since it is larger than the sum of its proper divisors (1137135869).

12320529859 is a wasteful number, since it uses less digits than its factorization.

12320529859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423985.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 12320529859 in words is "twelve billion, three hundred twenty million, five hundred twenty-nine thousand, eight hundred fifty-nine".