144646344988 has 12 divisors (see below), whose sum is σ = 253157405200. Its totient is φ = 72315657792.

The previous prime is 144646344949. The next prime is 144646344989. The reversal of 144646344988 is 889443646441.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144646344989) 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, 1835256 + ... + 1912447.

Almost surely, 2^144646344988 is an apocalyptic number.

It is an amenable number.

144646344988 is a deficient number, since it is larger than the sum of its proper divisors (108511060212).

144646344988 is a wasteful number, since it uses less digits than its factorization.

144646344988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3757356 (or 3757354 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 61.

The spelling of 144646344988 in words is "one hundred forty-four billion, six hundred forty-six million, three hundred forty-four thousand, nine hundred eighty-eight".