144226666331 has 4 divisors (see below), whose sum is σ = 157338181464. Its totient is φ = 131115151200.

The previous prime is 144226666327. The next prime is 144226666351. The reversal of 144226666331 is 133666622441.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 144226666331 - 2² = 144226666327 is a prime.

It is a super-2 number, since 2×144226666331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144226666301) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6555757550 + ... + 6555757571.

It is an arithmetic number, because the mean of its divisors is an integer number (39334545366).

Almost surely, 2^144226666331 is an apocalyptic number.

144226666331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

144226666331 is a deficient number, since it is larger than the sum of its proper divisors (13111515133).

144226666331 is a wasteful number, since it uses less digits than its factorization.

144226666331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111515132.

The product of its digits is 746496, while the sum is 44.

The spelling of 144226666331 in words is "one hundred forty-four billion, two hundred twenty-six million, six hundred sixty-six thousand, three hundred thirty-one".