3646252568 has 32 divisors (see below), whose sum is σ = 7865160960. Its totient is φ = 1552327200.

The previous prime is 3646252517. The next prime is 3646252573. The reversal of 3646252568 is 8652526463.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207146 + ... + 224057.

It is an arithmetic number, because the mean of its divisors is an integer number (245786280).

Almost surely, 2^3646252568 is an apocalyptic number.

It is an amenable number.

3646252568 is an abundant number, since it is smaller than the sum of its proper divisors (4218908392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3646252568 is a wasteful number, since it uses less digits than its factorization.

3646252568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431367 (or 431363 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 47.

The square root of 3646252568 is about 60384.2079355190. The cubic root of 3646252568 is about 1539.1546166885.

The spelling of 3646252568 in words is "three billion, six hundred forty-six million, two hundred fifty-two thousand, five hundred sixty-eight".