3675603681 has 12 divisors (see below), whose sum is σ = 5310299280. Its totient is φ = 2449897560.

The previous prime is 3675603667. The next prime is 3675603683. The reversal of 3675603681 is 1863065763.

3675603681 is a `hidden beast` number, since 3 + 6 + 7 + 560 + 3 + 6 + 81 = 666.

It is not a de Polignac number, because 3675603681 - 2⁵ = 3675603649 is a prime.

It is a super-2 number, since 2×3675603681² = 27020124839561499522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3675603683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7050 + ... + 86028.

It is an arithmetic number, because the mean of its divisors is an integer number (442524940).

Almost surely, 2^3675603681 is an apocalyptic number.

It is an amenable number.

3675603681 is a deficient number, since it is larger than the sum of its proper divisors (1634695599).

3675603681 is a wasteful number, since it uses less digits than its factorization.

3675603681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84156 (or 84153 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 3675603681 is about 60626.7571374224. The cubic root of 3675603681 is about 1543.2734777631.

The spelling of 3675603681 in words is "three billion, six hundred seventy-five million, six hundred three thousand, six hundred eighty-one".