1450565666688 has 64 divisors (see below), whose sum is σ = 3868057786320. Its totient is φ = 481640448000.

The previous prime is 1450565666609. The next prime is 1450565666689. The reversal of 1450565666688 is 8866665650541.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450565666689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7250563 + ... + 7447938.

Almost surely, 2^{1450565666688} is an apocalyptic number.

It is an amenable number.

1450565666688 is an abundant number, since it is smaller than the sum of its proper divisors (2417492119632).

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

1450565666688 is a wasteful number, since it uses less digits than its factorization.

1450565666688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14698775 (or 14698763 counting only the distinct ones).

The product of its (nonzero) digits is 248832000, while the sum is 66.

The spelling of 1450565666688 in words is "one trillion, four hundred fifty billion, five hundred sixty-five million, six hundred sixty-six thousand, six hundred eighty-eight".