12652078705 has 16 divisors (see below), whose sum is σ = 17571064320. Its totient is φ = 8565890112.

The previous prime is 12652078693. The next prime is 12652078721. The reversal of 12652078705 is 50787025621.

It is a cyclic number.

It is not a de Polignac number, because 12652078705 - 2²⁵ = 12618524273 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2285134 + ... + 2290663.

It is an arithmetic number, because the mean of its divisors is an integer number (1098191520).

Almost surely, 2^12652078705 is an apocalyptic number.

It is an amenable number.

12652078705 is a deficient number, since it is larger than the sum of its proper divisors (4918985615).

12652078705 is an equidigital number, since it uses as much as digits as its factorization.

12652078705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4575888.

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 12652078705 in words is "twelve billion, six hundred fifty-two million, seventy-eight thousand, seven hundred five".