12934706399 has 16 divisors (see below), whose sum is σ = 13671504000. Its totient is φ = 12203627040.

The previous prime is 12934706341. The next prime is 12934706413. The reversal of 12934706399 is 99360743921.

It is a happy number.

It is not a de Polignac number, because 12934706399 - 2¹⁶ = 12934640863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12934706399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12934706329) 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, 6534992 + ... + 6536970.

It is an arithmetic number, because the mean of its divisors is an integer number (854469000).

Almost surely, 2^12934706399 is an apocalyptic number.

12934706399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12934706399 is a deficient number, since it is larger than the sum of its proper divisors (736797601).

12934706399 is a wasteful number, since it uses less digits than its factorization.

12934706399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 12934706399 in words is "twelve billion, nine hundred thirty-four million, seven hundred six thousand, three hundred ninety-nine".