40405452334322 has 64 divisors (see below), whose sum is σ = 65095743744000. Its totient is φ = 18752352939072.

The previous prime is 40405452334319. The next prime is 40405452334327. The reversal of 40405452334322 is 22343325450404.

It is a self number, because there is not a number n which added to its sum of digits gives 40405452334322.

It is not an unprimeable number, because it can be changed into a prime (40405452334327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1437442004 + ... + 1437470112.

It is an arithmetic number, because the mean of its divisors is an integer number (1017120996000).

Almost surely, 2^{40405452334322} is an apocalyptic number.

40405452334322 is a deficient number, since it is larger than the sum of its proper divisors (24690291409678).

40405452334322 is a wasteful number, since it uses less digits than its factorization.

40405452334322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30303.

The product of its (nonzero) digits is 1382400, while the sum is 41.

Adding to 40405452334322 its reverse (22343325450404), we get a palindrome (62748777784726).

The spelling of 40405452334322 in words is "forty trillion, four hundred five billion, four hundred fifty-two million, three hundred thirty-four thousand, three hundred twenty-two".