65684450716 has 6 divisors (see below), whose sum is σ = 114947788760. Its totient is φ = 32842225356.

The previous prime is 65684450701. The next prime is 65684450717. The reversal of 65684450716 is 61705448656.

It is a super-3 number, since 3×65684450716³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65684450717) by changing a digit.

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, 8210556336 + ... + 8210556343.

Almost surely, 2^65684450716 is an apocalyptic number.

It is an amenable number.

65684450716 is a deficient number, since it is larger than the sum of its proper divisors (49263338044).

65684450716 is a wasteful number, since it uses less digits than its factorization.

65684450716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16421112683 (or 16421112681 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 65684450716 in words is "sixty-five billion, six hundred eighty-four million, four hundred fifty thousand, seven hundred sixteen".