40340320434044 has 12 divisors (see below), whose sum is σ = 74748240804384. Its totient is φ = 18983680204224.

The previous prime is 40340320433999. The next prime is 40340320434059. The reversal of 40340320434044 is 44043402304304.

It is a junction number, because it is equal to n+sod(n) for n = 40340320433995 and 40340320434013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296620003124 + ... + 296620003259.

It is an arithmetic number, because the mean of its divisors is an integer number (6229020067032).

Almost surely, 2^{40340320434044} is an apocalyptic number.

It is an amenable number.

40340320434044 is a deficient number, since it is larger than the sum of its proper divisors (34407920370340).

40340320434044 is a wasteful number, since it uses less digits than its factorization.

40340320434044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593240006404 (or 593240006402 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 40340320434044 its reverse (44043402304304), we get a palindrome (84383722738348).

The spelling of 40340320434044 in words is "forty trillion, three hundred forty billion, three hundred twenty million, four hundred thirty-four thousand, forty-four".