12683535965 has 8 divisors (see below), whose sum is σ = 15220999008. Its totient is φ = 10146324880.

The previous prime is 12683535923. The next prime is 12683535971. The reversal of 12683535965 is 56953538621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12683535965 - 2⁶ = 12683535901 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 75410 + ... + 176220.

It is an arithmetic number, because the mean of its divisors is an integer number (1902624876).

Almost surely, 2^12683535965 is an apocalyptic number.

It is an amenable number.

12683535965 is a deficient number, since it is larger than the sum of its proper divisors (2537463043).

12683535965 is a wasteful number, since it uses less digits than its factorization.

12683535965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125979.

The product of its digits is 5832000, while the sum is 53.

The spelling of 12683535965 in words is "twelve billion, six hundred eighty-three million, five hundred thirty-five thousand, nine hundred sixty-five".