144315252665 has 16 divisors (see below), whose sum is σ = 175882337280. Its totient is φ = 113651852160.

The previous prime is 144315252607. The next prime is 144315252673. The reversal of 144315252665 is 566252513441.

It is not a de Polignac number, because 144315252665 - 2²⁶ = 144248143801 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350696 + ... + 641574.

It is an arithmetic number, because the mean of its divisors is an integer number (10992646080).

Almost surely, 2^144315252665 is an apocalyptic number.

It is an amenable number.

144315252665 is a deficient number, since it is larger than the sum of its proper divisors (31567084615).

144315252665 is a wasteful number, since it uses less digits than its factorization.

144315252665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292432.

The product of its digits is 864000, while the sum is 44.

The spelling of 144315252665 in words is "one hundred forty-four billion, three hundred fifteen million, two hundred fifty-two thousand, six hundred sixty-five".