14465661083648 has 56 divisors (see below), whose sum is σ = 28992317826780. Its totient is φ = 7217139220480.

The previous prime is 14465661083633. The next prime is 14465661083743. The reversal of 14465661083648 is 84638016656441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14371013791744 + 94647291904 = 3790912^2 + 307648^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1861298 + ... + 5691726.

Almost surely, 2^{14465661083648} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14465661083648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14496158913390).

14465661083648 is an abundant number, since it is smaller than the sum of its proper divisors (14526656743132).

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

14465661083648 is an frugal number, since it uses more digits than its factorization.

14465661083648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3830916 (or 3830892 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 62.

The spelling of 14465661083648 in words is "fourteen trillion, four hundred sixty-five billion, six hundred sixty-one million, eighty-three thousand, six hundred forty-eight".