12651013329 has 16 divisors (see below), whose sum is σ = 16899840000. Its totient is φ = 8418117456.

The previous prime is 12651013327. The next prime is 12651013337. The reversal of 12651013329 is 92331015621.

It is not a de Polignac number, because 12651013329 - 2¹ = 12651013327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12651013329.

It is not an unprimeable number, because it can be changed into a prime (12651013327) 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, 6327672 + ... + 6329670.

It is an arithmetic number, because the mean of its divisors is an integer number (1056240000).

Almost surely, 2^12651013329 is an apocalyptic number.

It is an amenable number.

12651013329 is a deficient number, since it is larger than the sum of its proper divisors (4248826671).

12651013329 is a wasteful number, since it uses less digits than its factorization.

12651013329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4924.

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 12651013329 in words is "twelve billion, six hundred fifty-one million, thirteen thousand, three hundred twenty-nine".