133324444044 has 192 divisors, whose sum is σ = 387242311680. Its totient is φ = 39324579840.

The previous prime is 133324444039. The next prime is 133324444073. The reversal of 133324444044 is 440444423331.

133324444044 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 244 + 4 + 404 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7988092 + ... + 8004764.

It is an arithmetic number, because the mean of its divisors is an integer number (2016887040).

Almost surely, 2^133324444044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133324444044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193621155840).

133324444044 is an abundant number, since it is smaller than the sum of its proper divisors (253917867636).

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

133324444044 is a wasteful number, since it uses less digits than its factorization.

133324444044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16877 (or 16869 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 133324444044 its reverse (440444423331), we get a palindrome (573768867375).

The spelling of 133324444044 in words is "one hundred thirty-three billion, three hundred twenty-four million, four hundred forty-four thousand, forty-four".