12135764069 has 32 divisors (see below), whose sum is σ = 14569027200. Its totient is φ = 9963360000.

The previous prime is 12135764057. The next prime is 12135764071. The reversal of 12135764069 is 96046753121.

It is not a de Polignac number, because 12135764069 - 2²⁰ = 12134715493 is a prime.

It is a super-2 number, since 2×12135764069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12135764089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1423319 + ... + 1431819.

It is an arithmetic number, because the mean of its divisors is an integer number (455282100).

Almost surely, 2^12135764069 is an apocalyptic number.

It is an amenable number.

12135764069 is a deficient number, since it is larger than the sum of its proper divisors (2433263131).

12135764069 is a wasteful number, since it uses less digits than its factorization.

12135764069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8741.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 12135764069 in words is "twelve billion, one hundred thirty-five million, seven hundred sixty-four thousand, sixty-nine".