3613614368 has 144 divisors (see below), whose sum is σ = 9221257080. Its totient is φ = 1380040704.

The previous prime is 3613614343. The next prime is 3613614373. The reversal of 3613614368 is 8634163163.

It can be written as a sum of positive squares in 4 ways, for example, as 2628407824 + 985206544 = 51268^2 + 31388^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 588080 + ... + 594192.

Almost surely, 2^3613614368 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 3613614368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4610628540).

3613614368 is an abundant number, since it is smaller than the sum of its proper divisors (5607642712).

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

3613614368 is a wasteful number, since it uses less digits than its factorization.

3613614368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6179 (or 6164 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

The square root of 3613614368 is about 60113.3460056916. The cubic root of 3613614368 is about 1534.5484378747.

The spelling of 3613614368 in words is "three billion, six hundred thirteen million, six hundred fourteen thousand, three hundred sixty-eight".