12652078706 has 16 divisors (see below), whose sum is σ = 19170869400. Its totient is φ = 6261820800.

The previous prime is 12652078693. The next prime is 12652078721. The reversal of 12652078706 is 60787025621.

It can be written as a sum of positive squares in 4 ways, for example, as 10423389025 + 2228689681 = 102095^2 + 47209^2 .

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 1520750 + ... + 1529046.

Almost surely, 2^12652078706 is an apocalyptic number.

12652078706 is a deficient number, since it is larger than the sum of its proper divisors (6518790694).

12652078706 is a wasteful number, since it uses less digits than its factorization.

12652078706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15949.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 12652078706 in words is "twelve billion, six hundred fifty-two million, seventy-eight thousand, seven hundred six".