40344204434 has 8 divisors (see below), whose sum is σ = 60699136368. Its totient is φ = 20111158980.

The previous prime is 40344204431. The next prime is 40344204437. The reversal of 40344204434 is 43440244304.

It is an interprime number because it is at equal distance from previous prime (40344204431) and next prime (40344204437).

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

It is a self number, because there is not a number n which added to its sum of digits gives 40344204434.

It is not an unprimeable number, because it can be changed into a prime (40344204431) 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 3 ways as a sum of consecutive naturals, for example, 30470792 + ... + 30472115.

It is an arithmetic number, because the mean of its divisors is an integer number (7587392046).

Almost surely, 2^40344204434 is an apocalyptic number.

40344204434 is a deficient number, since it is larger than the sum of its proper divisors (20354931934).

40344204434 is a wasteful number, since it uses less digits than its factorization.

40344204434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60943240.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 40344204434 its reverse (43440244304), we get a palindrome (83784448738).

The spelling of 40344204434 in words is "forty billion, three hundred forty-four million, two hundred four thousand, four hundred thirty-four".