12529143065 has 16 divisors (see below), whose sum is σ = 15182188992. Its totient is φ = 9925253184.

The previous prime is 12529143049. The next prime is 12529143071. The reversal of 12529143065 is 56034192521.

It is a cyclic number.

It is not a de Polignac number, because 12529143065 - 2⁴ = 12529143049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1787147 + ... + 1794143.

It is an arithmetic number, because the mean of its divisors is an integer number (948886812).

Almost surely, 2^12529143065 is an apocalyptic number.

It is an amenable number.

12529143065 is a deficient number, since it is larger than the sum of its proper divisors (2653045927).

12529143065 is a wasteful number, since it uses less digits than its factorization.

12529143065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10456.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 12529143065 in words is "twelve billion, five hundred twenty-nine million, one hundred forty-three thousand, sixty-five".