65444048 has 10 divisors (see below), whose sum is σ = 126797874. Its totient is φ = 32722016.

The previous prime is 65444047. The next prime is 65444051. The reversal of 65444048 is 84044456.

65444048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 45265984 + 20178064 = 6728^2 + 4492^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65443999 and 65444017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65444047) 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 as a sum of consecutive naturals, namely, 2045111 + ... + 2045142.

Almost surely, 2^65444048 is an apocalyptic number.

It is an amenable number.

65444048 is a deficient number, since it is larger than the sum of its proper divisors (61353826).

65444048 is a wasteful number, since it uses less digits than its factorization.

65444048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090261 (or 4090255 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

The square root of 65444048 is about 8089.7495634908. The cubic root of 65444048 is about 402.9860860871.

The spelling of 65444048 in words is "sixty-five million, four hundred forty-four thousand, forty-eight".