144613335457 has 2 divisors, whose sum is σ = 144613335458. Its totient is φ = 144613335456.

The previous prime is 144613335407. The next prime is 144613335467. The reversal of 144613335457 is 754533316441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124410692961 + 20202642496 = 352719^2 + 142136^2 .

It is a cyclic number.

It is not a de Polignac number, because 144613335457 - 2⁷ = 144613335329 is a prime.

It is a super-3 number, since 3×144613335457³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (144613335407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72306667728 + 72306667729.

It is an arithmetic number, because the mean of its divisors is an integer number (72306667729).

Almost surely, 2^144613335457 is an apocalyptic number.

It is an amenable number.

144613335457 is a deficient number, since it is larger than the sum of its proper divisors (1).

144613335457 is an equidigital number, since it uses as much as digits as its factorization.

144613335457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 46.

The spelling of 144613335457 in words is "one hundred forty-four billion, six hundred thirteen million, three hundred thirty-five thousand, four hundred fifty-seven".