65315646316 has 6 divisors (see below), whose sum is σ = 114302381060. Its totient is φ = 32657823156.

The previous prime is 65315646287. The next prime is 65315646329. The reversal of 65315646316 is 61364651356.

It is a happy number.

It is a super-2 number, since 2×65315646316² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8164455786 + ... + 8164455793.

Almost surely, 2^65315646316 is an apocalyptic number.

It is an amenable number.

65315646316 is a deficient number, since it is larger than the sum of its proper divisors (48986734744).

65315646316 is a wasteful number, since it uses less digits than its factorization.

65315646316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16328911583 (or 16328911581 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 46.

The spelling of 65315646316 in words is "sixty-five billion, three hundred fifteen million, six hundred forty-six thousand, three hundred sixteen".