144238136459 has 8 divisors (see below), whose sum is σ = 147975622032. Its totient is φ = 140548262400.

The previous prime is 144238136453. The next prime is 144238136527. The reversal of 144238136459 is 954631832441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144238136459 - 2²⁸ = 143969701003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144238136453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11896742 + ... + 11908859.

It is an arithmetic number, because the mean of its divisors is an integer number (18496952754).

Almost surely, 2^144238136459 is an apocalyptic number.

144238136459 is a deficient number, since it is larger than the sum of its proper divisors (3737485573).

144238136459 is an equidigital number, since it uses as much as digits as its factorization.

144238136459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23805757.

The product of its digits is 2488320, while the sum is 50.

The spelling of 144238136459 in words is "one hundred forty-four billion, two hundred thirty-eight million, one hundred thirty-six thousand, four hundred fifty-nine".