40536244637323 has 4 divisors (see below), whose sum is σ = 40539788956240. Its totient is φ = 40532700318408.

The previous prime is 40536244637309. The next prime is 40536244637353. The reversal of 40536244637323 is 32373644263504.

40536244637323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-40536244637323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40536244637303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772142303 + ... + 1772165176.

It is an arithmetic number, because the mean of its divisors is an integer number (10134947239060).

Almost surely, 2^{40536244637323} is an apocalyptic number.

40536244637323 is a deficient number, since it is larger than the sum of its proper divisors (3544318917).

40536244637323 is a wasteful number, since it uses less digits than its factorization.

40536244637323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544318916.

The product of its (nonzero) digits is 26127360, while the sum is 52.

The spelling of 40536244637323 in words is "forty trillion, five hundred thirty-six billion, two hundred forty-four million, six hundred thirty-seven thousand, three hundred twenty-three".