144032506505464 has 16 divisors (see below), whose sum is σ = 270068724217800. Its totient is φ = 72014180047392.

The previous prime is 144032506505453. The next prime is 144032506505471. The reversal of 144032506505464 is 464505605230441.

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, 258855387 + ... + 259411210.

Almost surely, 2^{144032506505464} is an apocalyptic number.

It is an amenable number.

144032506505464 is a deficient number, since it is larger than the sum of its proper divisors (126036217712336).

144032506505464 is a wasteful number, since it uses less digits than its factorization.

144032506505464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518301342 (or 518301338 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 144032506505464 in words is "one hundred forty-four trillion, thirty-two billion, five hundred six million, five hundred five thousand, four hundred sixty-four".