13040333012 has 24 divisors (see below), whose sum is σ = 26469933504. Its totient is φ = 5505299712.

The previous prime is 13040333003. The next prime is 13040333017. The reversal of 13040333012 is 21033304031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13040333017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3473693 + ... + 3477444.

It is an arithmetic number, because the mean of its divisors is an integer number (1102913896).

Almost surely, 2^13040333012 is an apocalyptic number.

It is an amenable number.

13040333012 is an abundant number, since it is smaller than the sum of its proper divisors (13429600492).

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

13040333012 is a wasteful number, since it uses less digits than its factorization.

13040333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951215 (or 6951213 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13040333012 its reverse (21033304031), we get a palindrome (34073637043).

The spelling of 13040333012 in words is "thirteen billion, forty million, three hundred thirty-three thousand, twelve".