40013303533 has 8 divisors (see below), whose sum is σ = 46063282752. Its totient is φ = 34046772576.

The previous prime is 40013303521. The next prime is 40013303587. The reversal of 40013303533 is 33530331004.

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 40013303533 - 2²¹ = 40011206381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40013303498 and 40013303507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40013303833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20861035 + ... + 20862952.

It is an arithmetic number, because the mean of its divisors is an integer number (5757910344).

Almost surely, 2^40013303533 is an apocalyptic number.

It is an amenable number.

40013303533 is a deficient number, since it is larger than the sum of its proper divisors (6049979219).

40013303533 is a wasteful number, since it uses less digits than its factorization.

40013303533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41724131.

The product of its (nonzero) digits is 4860, while the sum is 25.

Adding to 40013303533 its reverse (33530331004), we get a palindrome (73543634537).

The spelling of 40013303533 in words is "forty billion, thirteen million, three hundred three thousand, five hundred thirty-three".