12993733236 has 48 divisors (see below), whose sum is σ = 33096591360. Its totient is φ = 3934919520.

The previous prime is 12993733231. The next prime is 12993733241. The reversal of 12993733236 is 63233739921.

It is an interprime number because it is at equal distance from previous prime (12993733231) and next prime (12993733241).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12993733231) 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, 175435 + ... + 238253.

It is an arithmetic number, because the mean of its divisors is an integer number (689512320).

Almost surely, 2^12993733236 is an apocalyptic number.

It is an amenable number.

12993733236 is an abundant number, since it is smaller than the sum of its proper divisors (20102858124).

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

12993733236 is a wasteful number, since it uses less digits than its factorization.

12993733236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64404 (or 64402 counting only the distinct ones).

The product of its digits is 1102248, while the sum is 48.

The spelling of 12993733236 in words is "twelve billion, nine hundred ninety-three million, seven hundred thirty-three thousand, two hundred thirty-six".