65066444 has 6 divisors (see below), whose sum is σ = 113866284. Its totient is φ = 32533220.

The previous prime is 65066437. The next prime is 65066453. The reversal of 65066444 is 44466056.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8133302 + ... + 8133309.

It is an arithmetic number, because the mean of its divisors is an integer number (18977714).

Almost surely, 2^65066444 is an apocalyptic number.

It is an amenable number.

65066444 is a deficient number, since it is larger than the sum of its proper divisors (48799840).

65066444 is a wasteful number, since it uses less digits than its factorization.

65066444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16266615 (or 16266613 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 65066444 is about 8066.3773777328. The cubic root of 65066444 is about 402.2095307946.

The spelling of 65066444 in words is "sixty-five million, sixty-six thousand, four hundred forty-four".