16325006645 has 8 divisors (see below), whose sum is σ = 19710193056. Its totient is φ = 12979881936.

The previous prime is 16325006611. The next prime is 16325006651. The reversal of 16325006645 is 54660052361.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 16325006645 - 2¹⁰ = 16325005621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16325006599 and 16325006608.

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 7 ways as a sum of consecutive naturals, for example, 10014527 + ... + 10016156.

It is an arithmetic number, because the mean of its divisors is an integer number (2463774132).

Almost surely, 2^16325006645 is an apocalyptic number.

It is an amenable number.

16325006645 is a deficient number, since it is larger than the sum of its proper divisors (3385186411).

16325006645 is a wasteful number, since it uses less digits than its factorization.

16325006645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20030851.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 16325006645 in words is "sixteen billion, three hundred twenty-five million, six thousand, six hundred forty-five".