3633709716 has 144 divisors (see below), whose sum is σ = 11344837504. Its totient is φ = 954955008.

The previous prime is 3633709687. The next prime is 3633709741. The reversal of 3633709716 is 6179073363.

3633709716 is a `hidden beast` number, since 3 + 633 + 7 + 0 + 9 + 7 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1003926 + ... + 1007538.

Almost surely, 2^3633709716 is an apocalyptic number.

3633709716 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3633709716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5672418752).

3633709716 is an abundant number, since it is smaller than the sum of its proper divisors (7711127788).

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

3633709716 is a wasteful number, since it uses less digits than its factorization.

3633709716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950 (or 3945 counting only the distinct ones).

The product of its (nonzero) digits is 428652, while the sum is 45.

The square root of 3633709716 is about 60280.2597539194. The cubic root of 3633709716 is about 1537.3877279906.

The spelling of 3633709716 in words is "three billion, six hundred thirty-three million, seven hundred nine thousand, seven hundred sixteen".