3636997912 has 16 divisors (see below), whose sum is σ = 7115865840. Its totient is φ = 1739433696.

The previous prime is 3636997907. The next prime is 3636997913. The reversal of 3636997912 is 2197996363.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3636997913) 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, 9882963 + ... + 9883330.

It is an arithmetic number, because the mean of its divisors is an integer number (444741615).

Almost surely, 2^3636997912 is an apocalyptic number.

It is an amenable number.

3636997912 is a deficient number, since it is larger than the sum of its proper divisors (3478867928).

3636997912 is a wasteful number, since it uses less digits than its factorization.

3636997912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19766322 (or 19766318 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 55.

The square root of 3636997912 is about 60307.5278219892. The cubic root of 3636997912 is about 1537.8513229104.

The spelling of 3636997912 in words is "three billion, six hundred thirty-six million, nine hundred ninety-seven thousand, nine hundred twelve".