12359911959 has 16 divisors (see below), whose sum is σ = 18736819200. Its totient is φ = 8048314008.

The previous prime is 12359911943. The next prime is 12359911961. The reversal of 12359911959 is 95911995321.

12359911959 is a `hidden beast` number, since 12 + 359 + 91 + 195 + 9 = 666.

It is not a de Polignac number, because 12359911959 - 2⁴ = 12359911943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12359911909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5321799 + ... + 5324120.

It is an arithmetic number, because the mean of its divisors is an integer number (1171051200).

Almost surely, 2^12359911959 is an apocalyptic number.

12359911959 is a deficient number, since it is larger than the sum of its proper divisors (6376907241).

12359911959 is a wasteful number, since it uses less digits than its factorization.

12359911959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10645971 (or 10645965 counting only the distinct ones).

The product of its digits is 984150, while the sum is 54.

The spelling of 12359911959 in words is "twelve billion, three hundred fifty-nine million, nine hundred eleven thousand, nine hundred fifty-nine".