3648986672 has 20 divisors (see below), whose sum is σ = 7080375696. Its totient is φ = 1821792960.

The previous prime is 3648986669. The next prime is 3648986707. The reversal of 3648986672 is 2766898463.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157604 + ... + 179267.

Almost surely, 2^3648986672 is an apocalyptic number.

It is an amenable number.

3648986672 is a deficient number, since it is larger than the sum of its proper divisors (3431389024).

3648986672 is a wasteful number, since it uses less digits than its factorization.

3648986672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337556 (or 337550 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 59.

The square root of 3648986672 is about 60406.8429236291. The cubic root of 3648986672 is about 1539.5392268534.

The spelling of 3648986672 in words is "three billion, six hundred forty-eight million, nine hundred eighty-six thousand, six hundred seventy-two".