40823790789 has 8 divisors (see below), whose sum is σ = 55902848800. Its totient is φ = 26480296656.

The previous prime is 40823790739. The next prime is 40823790793. The reversal of 40823790789 is 98709732804.

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

It is not a de Polignac number, because 40823790789 - 2¹⁷ = 40823659717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40823790739) 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, 183890839 + ... + 183891060.

It is an arithmetic number, because the mean of its divisors is an integer number (6987856100).

Almost surely, 2^40823790789 is an apocalyptic number.

It is an amenable number.

40823790789 is a deficient number, since it is larger than the sum of its proper divisors (15079058011).

40823790789 is a wasteful number, since it uses less digits than its factorization.

40823790789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367781939.

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 40823790789 in words is "forty billion, eight hundred twenty-three million, seven hundred ninety thousand, seven hundred eighty-nine".