616065651065 has 16 divisors (see below), whose sum is σ = 783084360960. Its totient is φ = 463672400640.

The previous prime is 616065651059. The next prime is 616065651067. The reversal of 616065651065 is 560156560616.

It is not a de Polignac number, because 616065651065 - 2¹⁰ = 616065650041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616065651067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1264721 + ... + 1682750.

It is an arithmetic number, because the mean of its divisors is an integer number (48942772560).

Almost surely, 2^616065651065 is an apocalyptic number.

It is an amenable number.

616065651065 is a deficient number, since it is larger than the sum of its proper divisors (167018709895).

616065651065 is a wasteful number, since it uses less digits than its factorization.

616065651065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2949952.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 616065651065 in words is "six hundred sixteen billion, sixty-five million, six hundred fifty-one thousand, sixty-five".