40044044399999 has 8 divisors (see below), whose sum is σ = 40173049118592. Its totient is φ = 39915041257240.

The previous prime is 40044044399981. The next prime is 40044044400053. The reversal of 40044044399999 is 99999344044004.

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 40044044399999 - 2³² = 40039749432703 is a prime.

It is a super-2 number, since 2×40044044399999² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044044399969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71738072 + ... + 72294114.

It is an arithmetic number, because the mean of its divisors is an integer number (5021631139824).

Almost surely, 2^{40044044399999} is an apocalyptic number.

40044044399999 is a deficient number, since it is larger than the sum of its proper divisors (129004718593).

40044044399999 is a wasteful number, since it uses less digits than its factorization.

40044044399999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787917.

The product of its (nonzero) digits is 181398528, while the sum is 68.

The spelling of 40044044399999 in words is "forty trillion, forty-four billion, forty-four million, three hundred ninety-nine thousand, nine hundred ninety-nine".