3646605064 has 8 divisors (see below), whose sum is σ = 6837384510. Its totient is φ = 1823302528.

The previous prime is 3646605059. The next prime is 3646605073. The reversal of 3646605064 is 4605066463.

It can be written as a sum of positive squares in only one way, i.e., 2636000964 + 1010604100 = 51342^2 + 31790^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227912809 + ... + 227912824.

Almost surely, 2^3646605064 is an apocalyptic number.

It is an amenable number.

3646605064 is a deficient number, since it is larger than the sum of its proper divisors (3190779446).

3646605064 is a wasteful number, since it uses less digits than its factorization.

3646605064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455825639 (or 455825635 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The square root of 3646605064 is about 60387.1266413629. The cubic root of 3646605064 is about 1539.2042135786.

The spelling of 3646605064 in words is "three billion, six hundred forty-six million, six hundred five thousand, sixty-four".