40041133331 has 4 divisors (see below), whose sum is σ = 40547983200. Its totient is φ = 39534283464.

The previous prime is 40041133303. The next prime is 40041133361. The reversal of 40041133331 is 13333114004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40041133331 is a prime.

It is a super-2 number, since 2×40041133331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40041133297 and 40041133306.

It is not an unprimeable number, because it can be changed into a prime (40041133361) 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, 253424816 + ... + 253424973.

It is an arithmetic number, because the mean of its divisors is an integer number (10136995800).

Almost surely, 2^40041133331 is an apocalyptic number.

40041133331 is a deficient number, since it is larger than the sum of its proper divisors (506849869).

40041133331 is an equidigital number, since it uses as much as digits as its factorization.

40041133331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506849868.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 40041133331 its reverse (13333114004), we get a palindrome (53374247335).

The spelling of 40041133331 in words is "forty billion, forty-one million, one hundred thirty-three thousand, three hundred thirty-one".