3633997632732 has 96 divisors (see below), whose sum is σ = 9677927327040. Its totient is φ = 1178372448000.

The previous prime is 3633997632673. The next prime is 3633997632751. The reversal of 3633997632732 is 2372367993363.

3633997632732 is digitally balanced in base 2, because in such base 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 3633997632732.

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, 21899338 + ... + 22064654.

It is an arithmetic number, because the mean of its divisors is an integer number (100811742990).

Almost surely, 2^{3633997632732} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3633997632732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4838963663520).

3633997632732 is an abundant number, since it is smaller than the sum of its proper divisors (6043929694308).

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

3633997632732 is a wasteful number, since it uses less digits than its factorization.

3633997632732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170868 (or 170860 counting only the distinct ones).

The product of its digits is 138883248, while the sum is 63.

The spelling of 3633997632732 in words is "three trillion, six hundred thirty-three billion, nine hundred ninety-seven million, six hundred thirty-two thousand, seven hundred thirty-two".