40325717218583 has 4 divisors (see below), whose sum is σ = 40493043846288. Its totient is φ = 40158390590880.

The previous prime is 40325717218559. The next prime is 40325717218597. The reversal of 40325717218583 is 38581271752304.

It is a happy number.

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 40325717218583 - 2⁶ = 40325717218519 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 (40325717218183) 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, 83663313491 + ... + 83663313972.

It is an arithmetic number, because the mean of its divisors is an integer number (10123260961572).

Almost surely, 2^{40325717218583} is an apocalyptic number.

40325717218583 is a deficient number, since it is larger than the sum of its proper divisors (167326627705).

40325717218583 is a wasteful number, since it uses less digits than its factorization.

40325717218583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167326627704.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 40325717218583 in words is "forty trillion, three hundred twenty-five billion, seven hundred seventeen million, two hundred eighteen thousand, five hundred eighty-three".