3651563216 has 40 divisors (see below), whose sum is σ = 8134062720. Its totient is φ = 1555576704.

The previous prime is 3651563177. The next prime is 3651563231. The reversal of 3651563216 is 6123651563.

It is a self number, because there is not a number n which added to its sum of digits gives 3651563216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78911 + ... + 116318.

It is an arithmetic number, because the mean of its divisors is an integer number (203351568).

Almost surely, 2^3651563216 is an apocalyptic number.

It is an amenable number.

3651563216 is an abundant number, since it is smaller than the sum of its proper divisors (4482499504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3651563216 is a wasteful number, since it uses less digits than its factorization.

3651563216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195411 (or 195405 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 3651563216 is about 60428.1657507490. The cubic root of 3651563216 is about 1539.9014970447.

The spelling of 3651563216 in words is "three billion, six hundred fifty-one million, five hundred sixty-three thousand, two hundred sixteen".