3266001665 has 16 divisors (see below), whose sum is σ = 4152031488. Its totient is φ = 2457751296.

The previous prime is 3266001653. The next prime is 3266001667. The reversal of 3266001665 is 5661006623.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3266001665 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3266001667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160664 + ... + 179846.

It is an arithmetic number, because the mean of its divisors is an integer number (259501968).

Almost surely, 2^3266001665 is an apocalyptic number.

It is an amenable number.

3266001665 is a deficient number, since it is larger than the sum of its proper divisors (886029823).

3266001665 is a wasteful number, since it uses less digits than its factorization.

3266001665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21208.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 3266001665 is about 57148.9428161187. The cubic root of 3266001665 is about 1483.6750742582.

The spelling of 3266001665 in words is "three billion, two hundred sixty-six million, one thousand, six hundred sixty-five".