144163923443 has 4 divisors (see below), whose sum is σ = 144179790408. Its totient is φ = 144148056480.

The previous prime is 144163923437. The next prime is 144163923457. The reversal of 144163923443 is 344329361441.

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 144163923443 - 2²⁸ = 143895487987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144163923394 and 144163923403.

It is not an unprimeable number, because it can be changed into a prime (144163923403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7919846 + ... + 7938027.

It is an arithmetic number, because the mean of its divisors is an integer number (36044947602).

Almost surely, 2^144163923443 is an apocalyptic number.

144163923443 is a deficient number, since it is larger than the sum of its proper divisors (15866965).

144163923443 is an equidigital number, since it uses as much as digits as its factorization.

144163923443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15866964.

The product of its digits is 746496, while the sum is 44.

The spelling of 144163923443 in words is "one hundred forty-four billion, one hundred sixty-three million, nine hundred twenty-three thousand, four hundred forty-three".