40040303345 has 8 divisors (see below), whose sum is σ = 54912416064. Its totient is φ = 27456207984.

The previous prime is 40040303293. The next prime is 40040303363. The reversal of 40040303345 is 54330304004.

It is a happy number.

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 40040303345 - 2²⁰ = 40039254769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572004299 + ... + 572004368.

It is an arithmetic number, because the mean of its divisors is an integer number (6864052008).

Almost surely, 2^40040303345 is an apocalyptic number.

It is an amenable number.

40040303345 is a deficient number, since it is larger than the sum of its proper divisors (14872112719).

40040303345 is a wasteful number, since it uses less digits than its factorization.

40040303345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144008679.

The product of its (nonzero) digits is 8640, while the sum is 26.

Adding to 40040303345 its reverse (54330304004), we get a palindrome (94370607349).

The spelling of 40040303345 in words is "forty billion, forty million, three hundred three thousand, three hundred forty-five".