3646163564 has 12 divisors (see below), whose sum is σ = 6381801888. Its totient is φ = 1822791600.

The previous prime is 3646163537. The next prime is 3646163581. The reversal of 3646163564 is 4653616463.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42932 + ... + 95579.

It is an arithmetic number, because the mean of its divisors is an integer number (531816824).

Almost surely, 2^3646163564 is an apocalyptic number.

It is an amenable number.

3646163564 is a deficient number, since it is larger than the sum of its proper divisors (2735638324).

3646163564 is a wasteful number, since it uses less digits than its factorization.

3646163564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145096 (or 145094 counting only the distinct ones).

The product of its digits is 933120, while the sum is 44.

The square root of 3646163564 is about 60383.4709502526. The cubic root of 3646163564 is about 1539.1420931428.

The spelling of 3646163564 in words is "three billion, six hundred forty-six million, one hundred sixty-three thousand, five hundred sixty-four".