144497194865 has 8 divisors (see below), whose sum is σ = 173630011968. Its totient is φ = 115442170480.

The previous prime is 144497194801. The next prime is 144497194909. The reversal of 144497194865 is 568491794441.

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

It is not a de Polignac number, because 144497194865 - 2⁶ = 144497194801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144497194798 and 144497194807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19444091 + ... + 19451520.

It is an arithmetic number, because the mean of its divisors is an integer number (21703751496).

Almost surely, 2^144497194865 is an apocalyptic number.

It is an amenable number.

144497194865 is a deficient number, since it is larger than the sum of its proper divisors (29132817103).

144497194865 is an equidigital number, since it uses as much as digits as its factorization.

144497194865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38896359.

The product of its digits is 34836480, while the sum is 62.

The spelling of 144497194865 in words is "one hundred forty-four billion, four hundred ninety-seven million, one hundred ninety-four thousand, eight hundred sixty-five".