144315252664 has 16 divisors (see below), whose sum is σ = 295190289720. Its totient is φ = 65597842080.

The previous prime is 144315252607. The next prime is 144315252673. The reversal of 144315252664 is 466252513441.

It is a self number, because there is not a number n which added to its sum of digits gives 144315252664.

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, 819972939 + ... + 819973114.

Almost surely, 2^144315252664 is an apocalyptic number.

It is an amenable number.

144315252664 is an abundant number, since it is smaller than the sum of its proper divisors (150875037056).

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

144315252664 is a wasteful number, since it uses less digits than its factorization.

144315252664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639946070 (or 1639946066 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 144315252664 in words is "one hundred forty-four billion, three hundred fifteen million, two hundred fifty-two thousand, six hundred sixty-four".