144717457573 has 24 divisors (see below), whose sum is σ = 163245603840. Its totient is φ = 128089615680.

The previous prime is 144717457571. The next prime is 144717457631. The reversal of 144717457573 is 375754717441.

It is not a de Polignac number, because 144717457573 - 2¹ = 144717457571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144717457571) 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 23 ways as a sum of consecutive naturals, for example, 444340 + ... + 697762.

It is an arithmetic number, because the mean of its divisors is an integer number (6801900160).

Almost surely, 2^144717457573 is an apocalyptic number.

144717457573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

144717457573 is a deficient number, since it is larger than the sum of its proper divisors (18528146267).

144717457573 is a wasteful number, since it uses less digits than its factorization.

144717457573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253589 (or 253576 counting only the distinct ones).

The product of its digits is 11524800, while the sum is 55.

The spelling of 144717457573 in words is "one hundred forty-four billion, seven hundred seventeen million, four hundred fifty-seven thousand, five hundred seventy-three".