13033432992 has 24 divisors (see below), whose sum is σ = 34212761856. Its totient is φ = 4344477632.

The previous prime is 13033432957. The next prime is 13033433011. The reversal of 13033432992 is 29923433031.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 13033432992.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67882368 + ... + 67882559.

It is an arithmetic number, because the mean of its divisors is an integer number (1425531744).

Almost surely, 2^13033432992 is an apocalyptic number.

13033432992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13033432992 is an abundant number, since it is smaller than the sum of its proper divisors (21179328864).

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

13033432992 is a wasteful number, since it uses less digits than its factorization.

13033432992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135764940 (or 135764932 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 39.

Adding to 13033432992 its sum of digits (39), we get a palindrome (13033433031).

The spelling of 13033432992 in words is "thirteen billion, thirty-three million, four hundred thirty-two thousand, nine hundred ninety-two".