40340402303 has 8 divisors (see below), whose sum is σ = 40441315200. Its totient is φ = 40239531288.

The previous prime is 40340402299. The next prime is 40340402309. The reversal of 40340402303 is 30320404304.

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 40340402303 - 2² = 40340402299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340402309) 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, 2898800 + ... + 2912682.

It is an arithmetic number, because the mean of its divisors is an integer number (5055164400).

Almost surely, 2^40340402303 is an apocalyptic number.

40340402303 is a deficient number, since it is larger than the sum of its proper divisors (100912897).

40340402303 is a wasteful number, since it uses less digits than its factorization.

40340402303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20941.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 40340402303 its reverse (30320404304), we get a palindrome (70660806607).

The spelling of 40340402303 in words is "forty billion, three hundred forty million, four hundred two thousand, three hundred three".