40340441443 has 8 divisors (see below), whose sum is σ = 41742399600. Its totient is φ = 38959565568.

The previous prime is 40340441429. The next prime is 40340441509. The reversal of 40340441443 is 34414404304.

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 40340441443 - 2¹⁷ = 40340310371 is a prime.

It is a super-2 number, since 2×40340441443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40340441423) 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, 5266678 + ... + 5274331.

It is an arithmetic number, because the mean of its divisors is an integer number (5217799950).

Almost surely, 2^40340441443 is an apocalyptic number.

40340441443 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

40340441443 is a deficient number, since it is larger than the sum of its proper divisors (1401958157).

40340441443 is a wasteful number, since it uses less digits than its factorization.

40340441443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10541141.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 40340441443 its reverse (34414404304), we get a palindrome (74754845747).

The spelling of 40340441443 in words is "forty billion, three hundred forty million, four hundred forty-one thousand, four hundred forty-three".