65008016 has 20 divisors (see below), whose sum is σ = 126247500. Its totient is φ = 32428032.

The previous prime is 65007979. The next prime is 65008039. The reversal of 65008016 is 61080056.

It can be written as a sum of positive squares in 2 ways, for example, as 47334400 + 17673616 = 6880^2 + 4204^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2660 + ... + 11708.

It is an arithmetic number, because the mean of its divisors is an integer number (6312375).

Almost surely, 2^65008016 is an apocalyptic number.

It is an amenable number.

65008016 is a deficient number, since it is larger than the sum of its proper divisors (61239484).

65008016 is a wasteful number, since it uses less digits than its factorization.

65008016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9506 (or 9500 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 65008016 is about 8062.7548641888. The cubic root of 65008016 is about 402.0891034552.

The spelling of 65008016 in words is "sixty-five million, eight thousand, sixteen".