144456165523 has 8 divisors (see below), whose sum is σ = 149529649680. Its totient is φ = 139388830560.

The previous prime is 144456165509. The next prime is 144456165533. The reversal of 144456165523 is 325561654441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144456165523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144456165533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1489465 + ... + 1583482.

It is an arithmetic number, because the mean of its divisors is an integer number (18691206210).

Almost surely, 2^144456165523 is an apocalyptic number.

144456165523 is a deficient number, since it is larger than the sum of its proper divisors (5073484157).

144456165523 is a wasteful number, since it uses less digits than its factorization.

144456165523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074597.

The product of its digits is 1728000, while the sum is 46.

The spelling of 144456165523 in words is "one hundred forty-four billion, four hundred fifty-six million, one hundred sixty-five thousand, five hundred twenty-three".