144222323446774 has 16 divisors (see below), whose sum is σ = 221892812729280. Its totient is φ = 70266057329160.

The previous prime is 144222323446769. The next prime is 144222323446843. The reversal of 144222323446774 is 477644323222441.

144222323446774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144222323446774² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 2001161772 + ... + 2001233839.

It is an arithmetic number, because the mean of its divisors is an integer number (13868300795580).

Almost surely, 2^{144222323446774} is an apocalyptic number.

144222323446774 is a deficient number, since it is larger than the sum of its proper divisors (77670489282506).

144222323446774 is a wasteful number, since it uses less digits than its factorization.

144222323446774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4002396075.

The product of its digits is 43352064, while the sum is 55.

The spelling of 144222323446774 in words is "one hundred forty-four trillion, two hundred twenty-two billion, three hundred twenty-three million, four hundred forty-six thousand, seven hundred seventy-four".