40404313533 has 8 divisors (see below), whose sum is σ = 54056284128. Its totient is φ = 26844275984.

The previous prime is 40404313519. The next prime is 40404313571. The reversal of 40404313533 is 33531340404.

40404313533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40404313533 - 2⁸ = 40404313277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40404313533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40404313513) 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, 22982235 + ... + 22983992.

It is an arithmetic number, because the mean of its divisors is an integer number (6757035516).

Almost surely, 2^40404313533 is an apocalyptic number.

It is an amenable number.

40404313533 is a deficient number, since it is larger than the sum of its proper divisors (13651970595).

40404313533 is a wasteful number, since it uses less digits than its factorization.

40404313533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45966523.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 40404313533 its reverse (33531340404), we get a palindrome (73935653937).

The spelling of 40404313533 in words is "forty billion, four hundred four million, three hundred thirteen thousand, five hundred thirty-three".