3640568001 has 16 divisors (see below), whose sum is σ = 5549798400. Its totient is φ = 2079474768.

The previous prime is 3640567963. The next prime is 3640568011. The reversal of 3640568001 is 1008650463.

It is not a de Polignac number, because 3640568001 - 2⁶ = 3640567937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3640568011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19180 + ... + 87458.

It is an arithmetic number, because the mean of its divisors is an integer number (346862400).

Almost surely, 2^3640568001 is an apocalyptic number.

It is an amenable number.

3640568001 is a deficient number, since it is larger than the sum of its proper divisors (1909230399).

3640568001 is a wasteful number, since it uses less digits than its factorization.

3640568001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70828.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 3640568001 is about 60337.1195948232. The cubic root of 3640568001 is about 1538.3543449799.

The spelling of 3640568001 in words is "three billion, six hundred forty million, five hundred sixty-eight thousand, one".