12660760535 has 4 divisors (see below), whose sum is σ = 15192912648. Its totient is φ = 10128608424.

The previous prime is 12660760531. The next prime is 12660760547. The reversal of 12660760535 is 53506706621.

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 12660760535 - 2² = 12660760531 is a prime.

It is a super-2 number, since 2×12660760535² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12660760492 and 12660760501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12660760531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266076049 + ... + 1266076058.

It is an arithmetic number, because the mean of its divisors is an integer number (3798228162).

Almost surely, 2^12660760535 is an apocalyptic number.

12660760535 is a deficient number, since it is larger than the sum of its proper divisors (2532152113).

12660760535 is an equidigital number, since it uses as much as digits as its factorization.

12660760535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532152112.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 12660760535 in words is "twelve billion, six hundred sixty million, seven hundred sixty thousand, five hundred thirty-five".