3608800644 has 48 divisors (see below), whose sum is σ = 9149665280. Its totient is φ = 1102857120.

The previous prime is 3608800639. The next prime is 3608800649. The reversal of 3608800644 is 4460088063.

It is an interprime number because it is at equal distance from previous prime (3608800639) and next prime (3608800649).

It is not an unprimeable number, because it can be changed into a prime (3608800649) 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, 248224 + ... + 262359.

Almost surely, 2^3608800644 is an apocalyptic number.

It is an amenable number.

3608800644 is an abundant number, since it is smaller than the sum of its proper divisors (5540864636).

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

3608800644 is a wasteful number, since it uses less digits than its factorization.

3608800644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510640 (or 510638 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 3608800644 is about 60073.2939333278. The cubic root of 3608800644 is about 1533.8667404229.

The spelling of 3608800644 in words is "three billion, six hundred eight million, eight hundred thousand, six hundred forty-four".