13044733000 has 128 divisors (see below), whose sum is σ = 33113808000. Its totient is φ = 4781203200.

The previous prime is 13044732983. The next prime is 13044733007. The reversal of 13044733000 is 33744031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (13044733007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1803391 + ... + 1810609.

It is an arithmetic number, because the mean of its divisors is an integer number (258701625).

Almost surely, 2^13044733000 is an apocalyptic number.

13044733000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13044733000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16556904000).

13044733000 is an abundant number, since it is smaller than the sum of its proper divisors (20069075000).

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

13044733000 is a wasteful number, since it uses less digits than its factorization.

13044733000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7392 (or 7378 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The spelling of 13044733000 in words is "thirteen billion, forty-four million, seven hundred thirty-three thousand".