65505116 has 12 divisors (see below), whose sum is σ = 115747632. Its totient is φ = 32434368.

The previous prime is 65505107. The next prime is 65505119. The reversal of 65505116 is 61150556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65505119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79085 + ... + 79908.

It is an arithmetic number, because the mean of its divisors is an integer number (9645636).

Almost surely, 2^65505116 is an apocalyptic number.

It is an amenable number.

65505116 is a deficient number, since it is larger than the sum of its proper divisors (50242516).

65505116 is a wasteful number, since it uses less digits than its factorization.

65505116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159100 (or 159098 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 65505116 is about 8093.5230894833. The cubic root of 65505116 is about 403.1113936557. Note that the first 3 decimals are identical.

The spelling of 65505116 in words is "sixty-five million, five hundred five thousand, one hundred sixteen".