65442016 has 24 divisors (see below), whose sum is σ = 129029544. Its totient is φ = 32672640.

The previous prime is 65442007. The next prime is 65442019. The reversal of 65442016 is 61024456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65442019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31671 + ... + 33673.

It is an arithmetic number, because the mean of its divisors is an integer number (5376231).

Almost surely, 2^65442016 is an apocalyptic number.

It is an amenable number.

65442016 is a deficient number, since it is larger than the sum of its proper divisors (63587528).

65442016 is a wasteful number, since it uses less digits than its factorization.

65442016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 65442016 is about 8089.6239714835. The cubic root of 65442016 is about 402.9819152153.

The spelling of 65442016 in words is "sixty-five million, four hundred forty-two thousand, sixteen".