65564444014 has 8 divisors (see below), whose sum is σ = 98347788000. Its totient is φ = 32781848016.

The previous prime is 65564444003. The next prime is 65564444137. The reversal of 65564444014 is 41044446556.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 163627 + ... + 397369.

It is an arithmetic number, because the mean of its divisors is an integer number (12293473500).

Almost surely, 2^65564444014 is an apocalyptic number.

65564444014 is a deficient number, since it is larger than the sum of its proper divisors (32783343986).

65564444014 is a wasteful number, since it uses less digits than its factorization.

65564444014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373994.

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 65564444014 in words is "sixty-five billion, five hundred sixty-four million, four hundred forty-four thousand, fourteen".