40040444033 has 8 divisors (see below), whose sum is σ = 41913142848. Its totient is φ = 38178729424.

The previous prime is 40040444023. The next prime is 40040444039. The reversal of 40040444033 is 33044404004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40040444033 - 2¹⁴ = 40040427649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40040443993 and 40040444011.

It is not an unprimeable number, because it can be changed into a prime (40040444039) 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 7 ways as a sum of consecutive naturals, for example, 2738591 + ... + 2753172.

It is an arithmetic number, because the mean of its divisors is an integer number (5239142856).

Almost surely, 2^40040444033 is an apocalyptic number.

It is an amenable number.

40040444033 is a deficient number, since it is larger than the sum of its proper divisors (1872698815).

40040444033 is a wasteful number, since it uses less digits than its factorization.

40040444033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492103.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 40040444033 its reverse (33044404004), we get a palindrome (73084848037).

The spelling of 40040444033 in words is "forty billion, forty million, four hundred forty-four thousand, thirty-three".