65200164 has 12 divisors (see below), whose sum is σ = 152133744. Its totient is φ = 21733384.

The previous prime is 65200111. The next prime is 65200181. The reversal of 65200164 is 46100256.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×65200164² = 8502122771253792, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 2716662 + ... + 2716685.

It is an arithmetic number, because the mean of its divisors is an integer number (12677812).

Almost surely, 2^65200164 is an apocalyptic number.

It is an amenable number.

65200164 is an abundant number, since it is smaller than the sum of its proper divisors (86933580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65200164 is a wasteful number, since it uses less digits than its factorization.

65200164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5433354 (or 5433352 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 65200164 is about 8074.6618505049. The cubic root of 65200164 is about 402.4848732147.

The spelling of 65200164 in words is "sixty-five million, two hundred thousand, one hundred sixty-four".