65506106 has 4 divisors (see below), whose sum is σ = 98259162. Its totient is φ = 32753052.

The previous prime is 65506081. The next prime is 65506121. The reversal of 65506106 is 60160556.

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

It can be written as a sum of positive squares in only one way, i.e., 32959081 + 32547025 = 5741^2 + 5705^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16376525 + ... + 16376528.

Almost surely, 2^65506106 is an apocalyptic number.

65506106 is a deficient number, since it is larger than the sum of its proper divisors (32753056).

65506106 is a wasteful number, since it uses less digits than its factorization.

65506106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32753055.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 65506106 is about 8093.5842492681. The cubic root of 65506106 is about 403.1134244297.

The spelling of 65506106 in words is "sixty-five million, five hundred six thousand, one hundred six".