40365115603 has 4 divisors (see below), whose sum is σ = 40510838320. Its totient is φ = 40219392888.

The previous prime is 40365115589. The next prime is 40365115607. The reversal of 40365115603 is 30651156304.

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-40365115603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40365115607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72860943 + ... + 72861496.

It is an arithmetic number, because the mean of its divisors is an integer number (10127709580).

Almost surely, 2^40365115603 is an apocalyptic number.

40365115603 is a deficient number, since it is larger than the sum of its proper divisors (145722717).

40365115603 is a wasteful number, since it uses less digits than its factorization.

40365115603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145722716.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 40365115603 in words is "forty billion, three hundred sixty-five million, one hundred fifteen thousand, six hundred three".