3638685483 has 20 divisors (see below), whose sum is σ = 5437760328. Its totient is φ = 2424811680.

The previous prime is 3638685473. The next prime is 3638685503. The reversal of 3638685483 is 3845868363.

3638685483 is a `hidden beast` number, since 3 + 6 + 3 + 86 + 85 + 483 = 666.

It is not a de Polignac number, because 3638685483 - 2¹⁰ = 3638684459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3638685403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 232423 + ... + 247583.

Almost surely, 2^3638685483 is an apocalyptic number.

3638685483 is a deficient number, since it is larger than the sum of its proper divisors (1799074845).

3638685483 is a wasteful number, since it uses less digits than its factorization.

3638685483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18136 (or 18127 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The square root of 3638685483 is about 60321.5175787214. The cubic root of 3638685483 is about 1538.0891410289.

The spelling of 3638685483 in words is "three billion, six hundred thirty-eight million, six hundred eighty-five thousand, four hundred eighty-three".