65331416 has 16 divisors (see below), whose sum is σ = 122634240. Its totient is φ = 32628960.

The previous prime is 65331401. The next prime is 65331421. The reversal of 65331416 is 61413356.

It is a happy number.

65331416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3881 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (7664640).

Almost surely, 2^65331416 is an apocalyptic number.

It is an amenable number.

65331416 is a deficient number, since it is larger than the sum of its proper divisors (57302824).

65331416 is a wasteful number, since it uses less digits than its factorization.

65331416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9194 (or 9190 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 65331416 is about 8082.7851635436. The cubic root of 65331416 is about 402.7547679151.

The spelling of 65331416 in words is "sixty-five million, three hundred thirty-one thousand, four hundred sixteen".