144322112004402 has 64 divisors (see below), whose sum is σ = 312267594792960. Its totient is φ = 44336906539200.

The previous prime is 144322112004359. The next prime is 144322112004449. The reversal of 144322112004402 is 204400211223441.

It is a super-2 number, since 2×144322112004402² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144322112004402.

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, 72679474 + ... + 74638797.

It is an arithmetic number, because the mean of its divisors is an integer number (4879181168640).

Almost surely, 2^{144322112004402} is an apocalyptic number.

144322112004402 is an abundant number, since it is smaller than the sum of its proper divisors (167945482788558).

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

144322112004402 is a wasteful number, since it uses less digits than its factorization.

144322112004402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147318559.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 144322112004402 its reverse (204400211223441), we get a palindrome (348722323227843).

The spelling of 144322112004402 in words is "one hundred forty-four trillion, three hundred twenty-two billion, one hundred twelve million, four thousand, four hundred two".