12965144586 has 16 divisors (see below), whose sum is σ = 25965386400. Its totient is φ = 4315865328.

The previous prime is 12965144497. The next prime is 12965144587. The reversal of 12965144586 is 68544156921.

It is a super-2 number, since 2×12965144586² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12965144587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1457581 + ... + 1466448.

It is an arithmetic number, because the mean of its divisors is an integer number (1622836650).

Almost surely, 2^12965144586 is an apocalyptic number.

12965144586 is an abundant number, since it is smaller than the sum of its proper divisors (13000241814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12965144586 is a wasteful number, since it uses less digits than its factorization.

12965144586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924773.

The product of its digits is 2073600, while the sum is 51.

The spelling of 12965144586 in words is "twelve billion, nine hundred sixty-five million, one hundred forty-four thousand, five hundred eighty-six".