13323200044 has 48 divisors (see below), whose sum is σ = 29502708480. Its totient is φ = 5113373760.

The previous prime is 13323200017. The next prime is 13323200069. The reversal of 13323200044 is 44000232331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 13323199988 and 13323200024.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302179 + ... + 343450.

It is an arithmetic number, because the mean of its divisors is an integer number (614639760).

Almost surely, 2^13323200044 is an apocalyptic number.

13323200044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13323200044 is an abundant number, since it is smaller than the sum of its proper divisors (16179508436).

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

13323200044 is a wasteful number, since it uses less digits than its factorization.

13323200044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645718 (or 645716 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 13323200044 its reverse (44000232331), we get a palindrome (57323432375).

The spelling of 13323200044 in words is "thirteen billion, three hundred twenty-three million, two hundred thousand, forty-four".