144636405313 has 2 divisors, whose sum is σ = 144636405314. Its totient is φ = 144636405312.

The previous prime is 144636405289. The next prime is 144636405341. The reversal of 144636405313 is 313504636441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135731085889 + 8905319424 = 368417^2 + 94368^2 .

It is a cyclic number.

It is not a de Polignac number, because 144636405313 - 2²⁹ = 144099534401 is a prime.

It is not a weakly prime, because it can be changed into another prime (144636405413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72318202656 + 72318202657.

It is an arithmetic number, because the mean of its divisors is an integer number (72318202657).

Almost surely, 2^144636405313 is an apocalyptic number.

It is an amenable number.

144636405313 is a deficient number, since it is larger than the sum of its proper divisors (1).

144636405313 is an equidigital number, since it uses as much as digits as its factorization.

144636405313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 144636405313 in words is "one hundred forty-four billion, six hundred thirty-six million, four hundred five thousand, three hundred thirteen".