266513411161516 has 6 divisors (see below), whose sum is σ = 466398469532660. Its totient is φ = 133256705580756.

The previous prime is 266513411161477. The next prime is 266513411161523. The reversal of 266513411161516 is 615161114315662.

It is a self number, because there is not a number n which added to its sum of digits gives 266513411161516.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33314176395186 + ... + 33314176395193.

Almost surely, 2^{266513411161516} is an apocalyptic number.

It is an amenable number.

266513411161516 is a deficient number, since it is larger than the sum of its proper divisors (199885058371144).

266513411161516 is a wasteful number, since it uses less digits than its factorization.

266513411161516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66628352790383 (or 66628352790381 counting only the distinct ones).

The product of its digits is 777600, while the sum is 49.

The spelling of 266513411161516 in words is "two hundred sixty-six trillion, five hundred thirteen billion, four hundred eleven million, one hundred sixty-one thousand, five hundred sixteen".