65448963 has 18 divisors (see below), whose sum is σ = 100429524. Its totient is φ = 41064384.

The previous prime is 65448959. The next prime is 65448983. The reversal of 65448963 is 36984456.

65448963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65448963 - 2² = 65448959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65448983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9981 + ... + 15182.

It is an arithmetic number, because the mean of its divisors is an integer number (5579418).

Almost surely, 2^65448963 is an apocalyptic number.

65448963 is a deficient number, since it is larger than the sum of its proper divisors (34980561).

65448963 is a wasteful number, since it uses less digits than its factorization.

65448963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25203 (or 25183 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 65448963 is about 8090.0533372778. The cubic root of 65448963 is about 402.9961742315.

The spelling of 65448963 in words is "sixty-five million, four hundred forty-eight thousand, nine hundred sixty-three".