12859135464337 has 4 divisors (see below), whose sum is σ = 12897293136676. Its totient is φ = 12820977792000.

The previous prime is 12859135464319. The next prime is 12859135464389. The reversal of 12859135464337 is 73346453195821.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9021078327121 + 3838057137216 = 3003511^2 + 1959096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12859135464337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12859135464137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19078835664 + ... + 19078836337.

It is an arithmetic number, because the mean of its divisors is an integer number (3224323284169).

Almost surely, 2^{12859135464337} is an apocalyptic number.

It is an amenable number.

12859135464337 is a deficient number, since it is larger than the sum of its proper divisors (38157672339).

12859135464337 is an equidigital number, since it uses as much as digits as its factorization.

12859135464337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38157672338.

The product of its digits is 65318400, while the sum is 61.

The spelling of 12859135464337 in words is "twelve trillion, eight hundred fifty-nine billion, one hundred thirty-five million, four hundred sixty-four thousand, three hundred thirty-seven".