40033122005 has 4 divisors (see below), whose sum is σ = 48039746412. Its totient is φ = 32026497600.

The previous prime is 40033122001. The next prime is 40033122013. The reversal of 40033122005 is 50022133004.

It is a happy number.

40033122005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5998037809 + 34035084196 = 77447^2 + 184486^2 .

It is not a de Polignac number, because 40033122005 - 2² = 40033122001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40033122001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4003312196 + ... + 4003312205.

It is an arithmetic number, because the mean of its divisors is an integer number (12009936603).

Almost surely, 2^40033122005 is an apocalyptic number.

It is an amenable number.

40033122005 is a deficient number, since it is larger than the sum of its proper divisors (8006624407).

40033122005 is an equidigital number, since it uses as much as digits as its factorization.

40033122005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8006624406.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 40033122005 its reverse (50022133004), we get a palindrome (90055255009).

The spelling of 40033122005 in words is "forty billion, thirty-three million, one hundred twenty-two thousand, five".