144650404414489 has 2 divisors, whose sum is σ = 144650404414490. Its totient is φ = 144650404414488.

The previous prime is 144650404414421. The next prime is 144650404414499. The reversal of 144650404414489 is 984414404056441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132549169000000 + 12101235414489 = 11513000^2 + 3478683^2 .

It is a cyclic number.

It is not a de Polignac number, because 144650404414489 - 2⁷ = 144650404414361 is a prime.

It is a super-2 number, since 2×144650404414489² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144650404414499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72325202207244 + 72325202207245.

It is an arithmetic number, because the mean of its divisors is an integer number (72325202207245).

Almost surely, 2^{144650404414489} is an apocalyptic number.

It is an amenable number.

144650404414489 is a deficient number, since it is larger than the sum of its proper divisors (1).

144650404414489 is an equidigital number, since it uses as much as digits as its factorization.

144650404414489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35389440, while the sum is 58.

The spelling of 144650404414489 in words is "one hundred forty-four trillion, six hundred fifty billion, four hundred four million, four hundred fourteen thousand, four hundred eighty-nine".