40340660803 has 4 divisors (see below), whose sum is σ = 40732317808. Its totient is φ = 39949003800.

The previous prime is 40340660771. The next prime is 40340660819. The reversal of 40340660803 is 30806604304.

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

It is a cyclic number.

It is not a de Polignac number, because 40340660803 - 2⁵ = 40340660771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40340610803) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 195828348 + ... + 195828553.

It is an arithmetic number, because the mean of its divisors is an integer number (10183079452).

Almost surely, 2^40340660803 is an apocalyptic number.

40340660803 is a deficient number, since it is larger than the sum of its proper divisors (391657005).

40340660803 is a wasteful number, since it uses less digits than its factorization.

40340660803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391657004.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 40340660803 in words is "forty billion, three hundred forty million, six hundred sixty thousand, eight hundred three".