144244023619 has 2 divisors, whose sum is σ = 144244023620. Its totient is φ = 144244023618.

The previous prime is 144244023593. The next prime is 144244023631. The reversal of 144244023619 is 916320442441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144244023619 is a prime.

It is a super-2 number, since 2×144244023619² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144244023689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72122011809 + 72122011810.

It is an arithmetic number, because the mean of its divisors is an integer number (72122011810).

Almost surely, 2^144244023619 is an apocalyptic number.

144244023619 is a deficient number, since it is larger than the sum of its proper divisors (1).

144244023619 is an equidigital number, since it uses as much as digits as its factorization.

144244023619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 144244023619 in words is "one hundred forty-four billion, two hundred forty-four million, twenty-three thousand, six hundred nineteen".