144434012442422 has 24 divisors (see below), whose sum is σ = 231519047699016. Its totient is φ = 67345378521984.

The previous prime is 144434012442353. The next prime is 144434012442449. The reversal of 144434012442422 is 224244210434441.

It is a happy number.

It is a super-2 number, since 2×144434012442422² (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 144434012442422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178371368 + ... + 179179275.

It is an arithmetic number, because the mean of its divisors is an integer number (9646626987459).

Almost surely, 2^{144434012442422} is an apocalyptic number.

144434012442422 is a deficient number, since it is larger than the sum of its proper divisors (87085035256594).

144434012442422 is a wasteful number, since it uses less digits than its factorization.

144434012442422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357550880 (or 357550771 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 41.

Adding to 144434012442422 its reverse (224244210434441), we get a palindrome (368678222876863).

The spelling of 144434012442422 in words is "one hundred forty-four trillion, four hundred thirty-four billion, twelve million, four hundred forty-two thousand, four hundred twenty-two".