144442874573 has 2 divisors, whose sum is σ = 144442874574. Its totient is φ = 144442874572.

The previous prime is 144442874557. The next prime is 144442874593. The reversal of 144442874573 is 375478244441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83684075524 + 60758799049 = 289282^2 + 246493^2 .

It is a cyclic number.

It is not a de Polignac number, because 144442874573 - 2⁴ = 144442874557 is a prime.

It is a super-2 number, since 2×144442874573² (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 (144442874593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72221437286 + 72221437287.

It is an arithmetic number, because the mean of its divisors is an integer number (72221437287).

Almost surely, 2^144442874573 is an apocalyptic number.

It is an amenable number.

144442874573 is a deficient number, since it is larger than the sum of its proper divisors (1).

144442874573 is an equidigital number, since it uses as much as digits as its factorization.

144442874573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12042240, while the sum is 53.

The spelling of 144442874573 in words is "one hundred forty-four billion, four hundred forty-two million, eight hundred seventy-four thousand, five hundred seventy-three".