144651675439 has 2 divisors, whose sum is σ = 144651675440. Its totient is φ = 144651675438.

The previous prime is 144651675437. The next prime is 144651675503. The reversal of 144651675439 is 934576156441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144651675439 - 2¹ = 144651675437 is a prime.

Together with 144651675437, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 144651675439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144651675431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72325837719 + 72325837720.

It is an arithmetic number, because the mean of its divisors is an integer number (72325837720).

Almost surely, 2^144651675439 is an apocalyptic number.

144651675439 is a deficient number, since it is larger than the sum of its proper divisors (1).

144651675439 is an equidigital number, since it uses as much as digits as its factorization.

144651675439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 55.

The spelling of 144651675439 in words is "one hundred forty-four billion, six hundred fifty-one million, six hundred seventy-five thousand, four hundred thirty-nine".