144745023571 has 2 divisors, whose sum is σ = 144745023572. Its totient is φ = 144745023570.

The previous prime is 144745023557. The next prime is 144745023587. The reversal of 144745023571 is 175320547441.

144745023571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144745023571 is a prime.

It is a super-2 number, since 2×144745023571² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144745026571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72372511785 + 72372511786.

It is an arithmetic number, because the mean of its divisors is an integer number (72372511786).

Almost surely, 2^144745023571 is an apocalyptic number.

144745023571 is a deficient number, since it is larger than the sum of its proper divisors (1).

144745023571 is an equidigital number, since it uses as much as digits as its factorization.

144745023571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 144745023571 in words is "one hundred forty-four billion, seven hundred forty-five million, twenty-three thousand, five hundred seventy-one".