65311872706 has 4 divisors (see below), whose sum is σ = 97967809062. Its totient is φ = 32655936352.

The previous prime is 65311872683. The next prime is 65311872707. The reversal of 65311872706 is 60727811356.

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., 62577524025 + 2734348681 = 250155^2 + 52291^2 .

It is not an unprimeable number, because it can be changed into a prime (65311872707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16327968175 + ... + 16327968178.

Almost surely, 2^65311872706 is an apocalyptic number.

65311872706 is a deficient number, since it is larger than the sum of its proper divisors (32655936356).

65311872706 is a wasteful number, since it uses less digits than its factorization.

65311872706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32655936355.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 65311872706 in words is "sixty-five billion, three hundred eleven million, eight hundred seventy-two thousand, seven hundred six".