40884564439 has 8 divisors (see below), whose sum is σ = 43176573440. Its totient is φ = 38606574456.

The previous prime is 40884564433. The next prime is 40884564449. The reversal of 40884564439 is 93446548804.

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 40884564439 - 2⁷ = 40884564311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40884564439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40884564433) 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 7 ways as a sum of consecutive naturals, for example, 3498759 + ... + 3510424.

It is an arithmetic number, because the mean of its divisors is an integer number (5397071680).

Almost surely, 2^40884564439 is an apocalyptic number.

40884564439 is a deficient number, since it is larger than the sum of its proper divisors (2292009001).

40884564439 is a wasteful number, since it uses less digits than its factorization.

40884564439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009509.

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 40884564439 in words is "forty billion, eight hundred eighty-four million, five hundred sixty-four thousand, four hundred thirty-nine".