65748164 has 6 divisors (see below), whose sum is σ = 115059294. Its totient is φ = 32874080.

The previous prime is 65748157. The next prime is 65748217. The reversal of 65748164 is 46184756.

It can be written as a sum of positive squares in only one way, i.e., 61748164 + 4000000 = 7858^2 + 2000^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8218517 + ... + 8218524.

It is an arithmetic number, because the mean of its divisors is an integer number (19176549).

Almost surely, 2^65748164 is an apocalyptic number.

It is an amenable number.

65748164 is a deficient number, since it is larger than the sum of its proper divisors (49311130).

65748164 is a wasteful number, since it uses less digits than its factorization.

65748164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16437045 (or 16437043 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 65748164 is about 8108.5241567131. The cubic root of 65748164 is about 403.6093420005.

The spelling of 65748164 in words is "sixty-five million, seven hundred forty-eight thousand, one hundred sixty-four".