3643495368 has 32 divisors (see below), whose sum is σ = 9132177600. Its totient is φ = 1211373248.

The previous prime is 3643495363. The next prime is 3643495421. The reversal of 3643495368 is 8635943463.

It is a happy number.

3643495368 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3643495368.

It is not an unprimeable number, because it can be changed into a prime (3643495363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185796 + ... + 204467.

It is an arithmetic number, because the mean of its divisors is an integer number (285380550).

Almost surely, 2^3643495368 is an apocalyptic number.

It is an amenable number.

3643495368 is an abundant number, since it is smaller than the sum of its proper divisors (5488682232).

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

3643495368 is a wasteful number, since it uses less digits than its factorization.

3643495368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390661 (or 390657 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 51.

The square root of 3643495368 is about 60361.3731454148. The cubic root of 3643495368 is about 1538.7665628211.

The spelling of 3643495368 in words is "three billion, six hundred forty-three million, four hundred ninety-five thousand, three hundred sixty-eight".