12965938029 has 80 divisors (see below), whose sum is σ = 23550626880. Its totient is φ = 7006487040.

The previous prime is 12965938003. The next prime is 12965938039. The reversal of 12965938029 is 92083956921.

It is a happy number.

12965938029 is a `hidden beast` number, since 1 + 29 + 6 + 593 + 8 + 0 + 29 = 666.

It is not a de Polignac number, because 12965938029 - 2¹² = 12965933933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12965938039) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 265267 + ... + 310319.

It is an arithmetic number, because the mean of its divisors is an integer number (294382836).

Almost surely, 2^12965938029 is an apocalyptic number.

12965938029 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

12965938029 is a deficient number, since it is larger than the sum of its proper divisors (10584688851).

12965938029 is a wasteful number, since it uses less digits than its factorization.

12965938029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45112 (or 45103 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 12965938029 in words is "twelve billion, nine hundred sixty-five million, nine hundred thirty-eight thousand, twenty-nine".