144440442233512 has 32 divisors (see below), whose sum is σ = 282607007633280. Its totient is φ = 69078710029120.

The previous prime is 144440442233497. The next prime is 144440442233623. The reversal of 144440442233512 is 215332244044441.

It is a super-2 number, since 2×144440442233512² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 19564 + ... + 16996507.

It is an arithmetic number, because the mean of its divisors is an integer number (8831468988540).

Almost surely, 2^{144440442233512} is an apocalyptic number.

It is an amenable number.

144440442233512 is a deficient number, since it is larger than the sum of its proper divisors (138166565399768).

144440442233512 is a wasteful number, since it uses less digits than its factorization.

144440442233512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17062233 (or 17062229 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 43.

Adding to 144440442233512 its reverse (215332244044441), we get a palindrome (359772686277953).

The spelling of 144440442233512 in words is "one hundred forty-four trillion, four hundred forty billion, four hundred forty-two million, two hundred thirty-three thousand, five hundred twelve".