12506634453635 has 16 divisors (see below), whose sum is σ = 17705244721152. Its totient is φ = 8299333461600.

The previous prime is 12506634453631. The next prime is 12506634453637. The reversal of 12506634453635 is 53635443660521.

It is not a de Polignac number, because 12506634453635 - 2² = 12506634453631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12506634453631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5763424931 + ... + 5763427100.

It is an arithmetic number, because the mean of its divisors is an integer number (1106577795072).

Almost surely, 2^{12506634453635} is an apocalyptic number.

12506634453635 is a deficient number, since it is larger than the sum of its proper divisors (5198610267517).

12506634453635 is a wasteful number, since it uses less digits than its factorization.

12506634453635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11526852074.

The product of its (nonzero) digits is 23328000, while the sum is 53.

The spelling of 12506634453635 in words is "twelve trillion, five hundred six billion, six hundred thirty-four million, four hundred fifty-three thousand, six hundred thirty-five".