12786900635 has 8 divisors (see below), whose sum is σ = 15485054640. Its totient is φ = 10135671264.

The previous prime is 12786900631. The next prime is 12786900647. The reversal of 12786900635 is 53600968721.

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

It is a cyclic number.

It is not a de Polignac number, because 12786900635 - 2² = 12786900631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12786900635.

It is not an unprimeable number, because it can be changed into a prime (12786900631) by changing a digit.

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, 11730557 + ... + 11731646.

It is an arithmetic number, because the mean of its divisors is an integer number (1935631830).

Almost surely, 2^12786900635 is an apocalyptic number.

12786900635 is a deficient number, since it is larger than the sum of its proper divisors (2698154005).

12786900635 is a wasteful number, since it uses less digits than its factorization.

12786900635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23462317.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 12786900635 in words is "twelve billion, seven hundred eighty-six million, nine hundred thousand, six hundred thirty-five".