144623546677 has 2 divisors, whose sum is σ = 144623546678. Its totient is φ = 144623546676.

The previous prime is 144623546623. The next prime is 144623546689. The reversal of 144623546677 is 776645326441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132433399396 + 12190147281 = 363914^2 + 110409^2 .

It is a cyclic number.

It is not a de Polignac number, because 144623546677 - 2³⁵ = 110263808309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144623546477) 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 as a sum of consecutive naturals, namely, 72311773338 + 72311773339.

It is an arithmetic number, because the mean of its divisors is an integer number (72311773339).

Almost surely, 2^144623546677 is an apocalyptic number.

It is an amenable number.

144623546677 is a deficient number, since it is larger than the sum of its proper divisors (1).

144623546677 is an equidigital number, since it uses as much as digits as its factorization.

144623546677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20321280, while the sum is 55.

The spelling of 144623546677 in words is "one hundred forty-four billion, six hundred twenty-three million, five hundred forty-six thousand, six hundred seventy-seven".