12935846215 has 4 divisors (see below), whose sum is σ = 15523015464. Its totient is φ = 10348676968.

The previous prime is 12935846197. The next prime is 12935846267. The reversal of 12935846215 is 51264853921.

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

It is a cyclic number.

It is not a de Polignac number, because 12935846215 - 2⁷ = 12935846087 is a prime.

It is a super-2 number, since 2×12935846215² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293584617 + ... + 1293584626.

It is an arithmetic number, because the mean of its divisors is an integer number (3880753866).

Almost surely, 2^12935846215 is an apocalyptic number.

12935846215 is a deficient number, since it is larger than the sum of its proper divisors (2587169249).

12935846215 is an equidigital number, since it uses as much as digits as its factorization.

12935846215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2587169248.

The product of its digits is 518400, while the sum is 46.

The spelling of 12935846215 in words is "twelve billion, nine hundred thirty-five million, eight hundred forty-six thousand, two hundred fifteen".