144061655317 has 2 divisors, whose sum is σ = 144061655318. Its totient is φ = 144061655316.

The previous prime is 144061655261. The next prime is 144061655401. The reversal of 144061655317 is 713556160441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125476059076 + 18585596241 = 354226^2 + 136329^2 .

It is a cyclic number.

It is not a de Polignac number, because 144061655317 - 2⁷ = 144061655189 is a prime.

It is a super-2 number, since 2×144061655317² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144061655417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72030827658 + 72030827659.

It is an arithmetic number, because the mean of its divisors is an integer number (72030827659).

Almost surely, 2^144061655317 is an apocalyptic number.

It is an amenable number.

144061655317 is a deficient number, since it is larger than the sum of its proper divisors (1).

144061655317 is an equidigital number, since it uses as much as digits as its factorization.

144061655317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 144061655317 in words is "one hundred forty-four billion, sixty-one million, six hundred fifty-five thousand, three hundred seventeen".