144453613144646 has 8 divisors (see below), whose sum is σ = 233348144310624. Its totient is φ = 66670898374440.

The previous prime is 144453613144597. The next prime is 144453613144657. The reversal of 144453613144646 is 646441316354441.

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

It is a junction number, because it is equal to n+sod(n) for n = 144453613144591 and 144453613144600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2777954098910 + ... + 2777954098961.

It is an arithmetic number, because the mean of its divisors is an integer number (29168518038828).

Almost surely, 2^{144453613144646} is an apocalyptic number.

144453613144646 is a deficient number, since it is larger than the sum of its proper divisors (88894531165978).

144453613144646 is a wasteful number, since it uses less digits than its factorization.

144453613144646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555908197886.

The product of its digits is 39813120, while the sum is 56.

The spelling of 144453613144646 in words is "one hundred forty-four trillion, four hundred fifty-three billion, six hundred thirteen million, one hundred forty-four thousand, six hundred forty-six".