12165362672516 has 6 divisors (see below), whose sum is σ = 21289384676910. Its totient is φ = 6082681336256.

The previous prime is 12165362672513. The next prime is 12165362672521. The reversal of 12165362672516 is 61527626356121.

It can be written as a sum of positive squares in only one way, i.e., 11821150476100 + 344212196416 = 3438190^2 + 586696^2 .

It is not an unprimeable number, because it can be changed into a prime (12165362672513) 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, 1520670334061 + ... + 1520670334068.

It is an arithmetic number, because the mean of its divisors is an integer number (3548230779485).

Almost surely, 2^{12165362672516} is an apocalyptic number.

It is an amenable number.

12165362672516 is a deficient number, since it is larger than the sum of its proper divisors (9124022004394).

12165362672516 is a wasteful number, since it uses less digits than its factorization.

12165362672516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041340668133 (or 3041340668131 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 53.

The spelling of 12165362672516 in words is "twelve trillion, one hundred sixty-five billion, three hundred sixty-two million, six hundred seventy-two thousand, five hundred sixteen".