3636663698 has 8 divisors (see below), whose sum is σ = 5775877692. Its totient is φ = 1711371136.

The previous prime is 3636663697. The next prime is 3636663743. The reversal of 3636663698 is 8963666363.

It can be written as a sum of positive squares in 2 ways, for example, as 3584057689 + 52606009 = 59867^2 + 7253^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3636663697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53480315 + ... + 53480382.

Almost surely, 2^3636663698 is an apocalyptic number.

3636663698 is a deficient number, since it is larger than the sum of its proper divisors (2139213994).

3636663698 is a wasteful number, since it uses less digits than its factorization.

3636663698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106960716.

The product of its digits is 15116544, while the sum is 56.

The square root of 3636663698 is about 60304.7568438842. The cubic root of 3636663698 is about 1537.8042156350.

The spelling of 3636663698 in words is "three billion, six hundred thirty-six million, six hundred sixty-three thousand, six hundred ninety-eight".