40865737834 has 16 divisors (see below), whose sum is σ = 61870069800. Its totient is φ = 20242436544.

The previous prime is 40865737831. The next prime is 40865737849. The reversal of 40865737834 is 43873756804.

It can be written as a sum of positive squares in 4 ways, for example, as 29308412809 + 11557325025 = 171197^2 + 107505^2 .

It is not an unprimeable number, because it can be changed into a prime (40865737831) 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, 2668752 + ... + 2684020.

Almost surely, 2^40865737834 is an apocalyptic number.

40865737834 is a deficient number, since it is larger than the sum of its proper divisors (21004331966).

40865737834 is a wasteful number, since it uses less digits than its factorization.

40865737834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27657.

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 40865737834 in words is "forty billion, eight hundred sixty-five million, seven hundred thirty-seven thousand, eight hundred thirty-four".