65051655106 has 4 divisors (see below), whose sum is σ = 97577482662. Its totient is φ = 32525827552.

The previous prime is 65051655079. The next prime is 65051655169. The reversal of 65051655106 is 60155615056.

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., 53080012881 + 11971642225 = 230391^2 + 109415^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16262913775 + ... + 16262913778.

Almost surely, 2^65051655106 is an apocalyptic number.

65051655106 is a deficient number, since it is larger than the sum of its proper divisors (32525827556).

65051655106 is a wasteful number, since it uses less digits than its factorization.

65051655106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32525827555.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 65051655106 in words is "sixty-five billion, fifty-one million, six hundred fifty-five thousand, one hundred six".