144681114479 has 4 divisors (see below), whose sum is σ = 157833943080. Its totient is φ = 131528285880.

The previous prime is 144681114449. The next prime is 144681114553. The reversal of 144681114479 is 974411186441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144681114479 - 2⁸ = 144681114223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144681114419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6576414284 + ... + 6576414305.

It is an arithmetic number, because the mean of its divisors is an integer number (39458485770).

Almost surely, 2^144681114479 is an apocalyptic number.

144681114479 is a deficient number, since it is larger than the sum of its proper divisors (13152828601).

144681114479 is a wasteful number, since it uses less digits than its factorization.

144681114479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13152828600.

The product of its digits is 774144, while the sum is 50.

The spelling of 144681114479 in words is "one hundred forty-four billion, six hundred eighty-one million, one hundred fourteen thousand, four hundred seventy-nine".