65016502 has 4 divisors (see below), whose sum is σ = 97524756. Its totient is φ = 32508250.

The previous prime is 65016491. The next prime is 65016509. The reversal of 65016502 is 20561056.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65016509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16254124 + ... + 16254127.

It is an arithmetic number, because the mean of its divisors is an integer number (24381189).

Almost surely, 2^65016502 is an apocalyptic number.

65016502 is a deficient number, since it is larger than the sum of its proper divisors (32508254).

65016502 is a wasteful number, since it uses less digits than its factorization.

65016502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32508253.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 65016502 is about 8063.2810939468. The cubic root of 65016502 is about 402.1065986293.

Adding to 65016502 its reverse (20561056), we get a palindrome (85577558).

The spelling of 65016502 in words is "sixty-five million, sixteen thousand, five hundred two".