1065655717064 has 16 divisors (see below), whose sum is σ = 2008565752320. Its totient is φ = 530038183120.

The previous prime is 1065655717037. The next prime is 1065655717067. The reversal of 1065655717064 is 4607175565601.

It is a super-2 number, since 2×1065655717064² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065655716997 and 1065655717015.

It is not an unprimeable number, because it can be changed into a prime (1065655717067) 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 in 3 ways as a sum of consecutive naturals, for example, 348707804 + ... + 348710859.

It is an arithmetic number, because the mean of its divisors is an integer number (125535359520).

Almost surely, 2^{1065655717064} is an apocalyptic number.

It is an amenable number.

1065655717064 is a deficient number, since it is larger than the sum of its proper divisors (942910035256).

1065655717064 is a wasteful number, since it uses less digits than its factorization.

1065655717064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697418860 (or 697418856 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 53.

The spelling of 1065655717064 in words is "one trillion, sixty-five billion, six hundred fifty-five million, seven hundred seventeen thousand, sixty-four".