3613858648 has 16 divisors (see below), whose sum is σ = 6780084480. Its totient is φ = 1805836128.

The previous prime is 3613858631. The next prime is 3613858673. The reversal of 3613858648 is 8468583163.

It is a junction number, because it is equal to n+sod(n) for n = 3613858595 and 3613858604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122515 + ... + 149122.

It is an arithmetic number, because the mean of its divisors is an integer number (423755280).

Almost surely, 2^3613858648 is an apocalyptic number.

It is an amenable number.

3613858648 is a deficient number, since it is larger than the sum of its proper divisors (3166225832).

3613858648 is a wasteful number, since it uses less digits than its factorization.

3613858648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273306 (or 273302 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 52.

The square root of 3613858648 is about 60115.3777996945. The cubic root of 3613858648 is about 1534.5830155402.

The spelling of 3613858648 in words is "three billion, six hundred thirteen million, eight hundred fifty-eight thousand, six hundred forty-eight".