4448836161 has 72 divisors (see below), whose sum is σ = 8103006912. Its totient is φ = 2302344000.

The previous prime is 4448836151. The next prime is 4448836169. The reversal of 4448836161 is 1616388444.

4448836161 is a `hidden beast` number, since 4 + 4 + 488 + 3 + 6 + 161 = 666.

It is not a de Polignac number, because 4448836161 - 2¹⁷ = 4448705089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4448836169) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2339311 + ... + 2341211.

Almost surely, 2^4448836161 is an apocalyptic number.

It is an amenable number.

4448836161 is a deficient number, since it is larger than the sum of its proper divisors (3654170751).

4448836161 is a wasteful number, since it uses less digits than its factorization.

4448836161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2229 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 4448836161 is about 66699.5964080743. The cubic root of 4448836161 is about 1644.6827498312.

The spelling of 4448836161 in words is "four billion, four hundred forty-eight million, eight hundred thirty-six thousand, one hundred sixty-one".