65162528 has 18 divisors (see below), whose sum is σ = 128378691. Its totient is φ = 32558432.

The previous prime is 65162509. The next prime is 65162549. The reversal of 65162528 is 82526156.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 32581264 + 32581264 = 5708^2 + 5708^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=5708.

It is a Duffinian 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 in 2 ways as a sum of consecutive naturals, for example, 44951 + ... + 46377.

Almost surely, 2^65162528 is an apocalyptic number.

It is an amenable number.

65162528 is a deficient number, since it is larger than the sum of its proper divisors (63216163).

65162528 is an frugal number, since it uses more digits than its factorization.

65162528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864 (or 1429 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 65162528 is about 8072.3310140256. The cubic root of 65162528 is about 402.4074151463.

Multiplying 65162528 by its product of digits (28800), we get a square (1876680806400 = 1369920²).

The spelling of 65162528 in words is "sixty-five million, one hundred sixty-two thousand, five hundred twenty-eight".