40344104213340 has 96 divisors (see below), whose sum is σ = 114398347284480. Its totient is φ = 10621786646016.

The previous prime is 40344104213299. The next prime is 40344104213423. The reversal of 40344104213340 is 4331240144304.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 117603504 + ... + 117946056.

It is an arithmetic number, because the mean of its divisors is an integer number (1191649450880).

Almost surely, 2^{40344104213340} is an apocalyptic number.

It is an amenable number.

40344104213340 is an abundant number, since it is smaller than the sum of its proper divisors (74054243071140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40344104213340 is a wasteful number, since it uses less digits than its factorization.

40344104213340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367491 (or 367489 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 40344104213340 its reverse (4331240144304), we get a palindrome (44675344357644).

The spelling of 40344104213340 in words is "forty trillion, three hundred forty-four billion, one hundred four million, two hundred thirteen thousand, three hundred forty".