33042044401 has 4 divisors (see below), whose sum is σ = 33382684132. Its totient is φ = 32701404672.

The previous prime is 33042044377. The next prime is 33042044419. The reversal of 33042044401 is 10444024033.

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 22884428176 + 10157616225 = 151276^2 + 100785^2 .

It is a cyclic number.

It is not a de Polignac number, because 33042044401 - 2²³ = 33033655793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33042044461) 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, 170319720 + ... + 170319913.

It is an arithmetic number, because the mean of its divisors is an integer number (8345671033).

Almost surely, 2^33042044401 is an apocalyptic number.

It is an amenable number.

33042044401 is a deficient number, since it is larger than the sum of its proper divisors (340639731).

33042044401 is an equidigital number, since it uses as much as digits as its factorization.

33042044401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340639730.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 33042044401 its reverse (10444024033), we get a palindrome (43486068434).

The spelling of 33042044401 in words is "thirty-three billion, forty-two million, forty-four thousand, four hundred one".