3663435630 has 64 divisors (see below), whose sum is σ = 9183725568. Its totient is φ = 933504000.

The previous prime is 3663435499. The next prime is 3663435647. The reversal of 3663435630 is 365343663.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913630 + ... + 917630.

It is an arithmetic number, because the mean of its divisors is an integer number (143495712).

Almost surely, 2^3663435630 is an apocalyptic number.

3663435630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3663435630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4591862784).

3663435630 is an abundant number, since it is smaller than the sum of its proper divisors (5520289938).

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

3663435630 is a wasteful number, since it uses less digits than its factorization.

3663435630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5361.

The product of its (nonzero) digits is 349920, while the sum is 39.

The square root of 3663435630 is about 60526.3217947365. The cubic root of 3663435630 is about 1541.5685976608.

The spelling of 3663435630 in words is "three billion, six hundred sixty-three million, four hundred thirty-five thousand, six hundred thirty".