144826452389 has 2 divisors, whose sum is σ = 144826452390. Its totient is φ = 144826452388.

The previous prime is 144826452383. The next prime is 144826452443. The reversal of 144826452389 is 983254628441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102073860100 + 42752592289 = 319490^2 + 206767^2 .

It is a cyclic number.

It is not a de Polignac number, because 144826452389 - 2²⁰ = 144825403813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144826452383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72413226194 + 72413226195.

It is an arithmetic number, because the mean of its divisors is an integer number (72413226195).

Almost surely, 2^144826452389 is an apocalyptic number.

It is an amenable number.

144826452389 is a deficient number, since it is larger than the sum of its proper divisors (1).

144826452389 is an equidigital number, since it uses as much as digits as its factorization.

144826452389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13271040, while the sum is 56.

The spelling of 144826452389 in words is "one hundred forty-four billion, eight hundred twenty-six million, four hundred fifty-two thousand, three hundred eighty-nine".