65066368 has 16 divisors (see below), whose sum is σ = 129624660. Its totient is φ = 32533120.

The previous prime is 65066357. The next prime is 65066371. The reversal of 65066368 is 86366056.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×65066368² = 8467264489422848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65066368.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254038 + ... + 254293.

Almost surely, 2^65066368 is an apocalyptic number.

It is an amenable number.

65066368 is a deficient number, since it is larger than the sum of its proper divisors (64558292).

65066368 is an equidigital number, since it uses as much as digits as its factorization.

65066368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508345 (or 508333 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 65066368 is about 8066.3726668187. The cubic root of 65066368 is about 402.2093741960.

The spelling of 65066368 in words is "sixty-five million, sixty-six thousand, three hundred sixty-eight".