40994100899 has 8 divisors (see below), whose sum is σ = 42781523712. Its totient is φ = 39207100680.

The previous prime is 40994100877. The next prime is 40994100937. The reversal of 40994100899 is 99800149904.

It is a Cunningham number, because it is equal to 202470²-1.

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 40994100899 - 2⁸ = 40994100643 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 40994100899.

It is not an unprimeable number, because it can be changed into a prime (40994100859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101234 + ... + 303704.

It is an arithmetic number, because the mean of its divisors is an integer number (5347690464).

Almost surely, 2^40994100899 is an apocalyptic number.

40994100899 is a deficient number, since it is larger than the sum of its proper divisors (1787422813).

40994100899 is a wasteful number, since it uses less digits than its factorization.

40994100899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211297.

The product of its (nonzero) digits is 839808, while the sum is 53.

The spelling of 40994100899 in words is "forty billion, nine hundred ninety-four million, one hundred thousand, eight hundred ninety-nine".