144621016163 has 16 divisors (see below), whose sum is σ = 156687066816. Its totient is φ = 132689854080.

The previous prime is 144621016153. The next prime is 144621016223. The reversal of 144621016163 is 361610126441.

It is a cyclic number.

It is not a de Polignac number, because 144621016163 - 2²⁰ = 144619967587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144621016153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13085906 + ... + 13096952.

It is an arithmetic number, because the mean of its divisors is an integer number (9792941676).

Almost surely, 2^144621016163 is an apocalyptic number.

144621016163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144621016163 is a deficient number, since it is larger than the sum of its proper divisors (12066050653).

144621016163 is a wasteful number, since it uses less digits than its factorization.

144621016163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17054.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 144621016163 in words is "one hundred forty-four billion, six hundred twenty-one million, sixteen thousand, one hundred sixty-three".