2040444511533 has 24 divisors (see below), whose sum is σ = 2953906627776. Its totient is φ = 1357252200000.

The previous prime is 2040444511513. The next prime is 2040444511561. The reversal of 2040444511533 is 3351154440402.

2040444511533 is a `hidden beast` number, since 2 + 0 + 40 + 44 + 45 + 1 + 1 + 533 = 666.

It is not a de Polignac number, because 2040444511533 - 2¹⁷ = 2040444380461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040444511513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25385658 + ... + 25465908.

It is an arithmetic number, because the mean of its divisors is an integer number (123079442824).

Almost surely, 2^{2040444511533} is an apocalyptic number.

It is an amenable number.

2040444511533 is a deficient number, since it is larger than the sum of its proper divisors (913462116243).

2040444511533 is a wasteful number, since it uses less digits than its factorization.

2040444511533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86545 (or 86542 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 2040444511533 its reverse (3351154440402), we get a palindrome (5391598951935).

The spelling of 2040444511533 in words is "two trillion, forty billion, four hundred forty-four million, five hundred eleven thousand, five hundred thirty-three".