12339500117895 has 32 divisors (see below), whose sum is σ = 21966099517440. Its totient is φ = 6572303604000.

The previous prime is 12339500117891. The next prime is 12339500117927. The reversal of 12339500117895 is 59871100593321.

12339500117895 is a `hidden beast` number, since 1 + 2 + 3 + 39 + 500 + 1 + 17 + 8 + 95 = 666.

12339500117895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12339500117895 - 2² = 12339500117891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12339500117891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60753279 + ... + 60956048.

It is an arithmetic number, because the mean of its divisors is an integer number (686440609920).

Almost surely, 2^{12339500117895} is an apocalyptic number.

12339500117895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12339500117895 is a deficient number, since it is larger than the sum of its proper divisors (9626599399545).

12339500117895 is a wasteful number, since it uses less digits than its factorization.

12339500117895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121710092 (or 121710086 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 54.

The spelling of 12339500117895 in words is "twelve trillion, three hundred thirty-nine billion, five hundred million, one hundred seventeen thousand, eight hundred ninety-five".