40808044767 has 8 divisors (see below), whose sum is σ = 62183687296. Its totient is φ = 23318882712.

The previous prime is 40808044741. The next prime is 40808044807. The reversal of 40808044767 is 76744080804.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40808044767 - 2¹⁰ = 40808043743 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 (40808044567) 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, 971620093 + ... + 971620134.

It is an arithmetic number, because the mean of its divisors is an integer number (7772960912).

Almost surely, 2^40808044767 is an apocalyptic number.

40808044767 is a deficient number, since it is larger than the sum of its proper divisors (21375642529).

40808044767 is a wasteful number, since it uses less digits than its factorization.

40808044767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943240237.

The product of its (nonzero) digits is 1204224, while the sum is 48.

The spelling of 40808044767 in words is "forty billion, eight hundred eight million, forty-four thousand, seven hundred sixty-seven".