144120321984 has 28 divisors (see below), whose sum is σ = 381318352424. Its totient is φ = 48040107264.

The previous prime is 144120321977. The next prime is 144120321997. The reversal of 144120321984 is 489123021441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375313147 + ... + 375313530.

Almost surely, 2^144120321984 is an apocalyptic number.

It is an amenable number.

144120321984 is an abundant number, since it is smaller than the sum of its proper divisors (237198030440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144120321984 is an equidigital number, since it uses as much as digits as its factorization.

144120321984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750626692 (or 750626682 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 144120321984 in words is "one hundred forty-four billion, one hundred twenty million, three hundred twenty-one thousand, nine hundred eighty-four".