16500133066741 has 2 divisors, whose sum is σ = 16500133066742. Its totient is φ = 16500133066740.

The previous prime is 16500133066727. The next prime is 16500133066763. The reversal of 16500133066741 is 14766033100561.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16492362644241 + 7770422500 = 4061079^2 + 88150^2 .

It is a cyclic number.

It is not a de Polignac number, because 16500133066741 - 2⁵ = 16500133066709 is a prime.

It is a super-2 number, since 2×16500133066741² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16500133066841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8250066533370 + 8250066533371.

It is an arithmetic number, because the mean of its divisors is an integer number (8250066533371).

Almost surely, 2^{16500133066741} is an apocalyptic number.

It is an amenable number.

16500133066741 is a deficient number, since it is larger than the sum of its proper divisors (1).

16500133066741 is an equidigital number, since it uses as much as digits as its factorization.

16500133066741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 16500133066741 in words is "sixteen trillion, five hundred billion, one hundred thirty-three million, sixty-six thousand, seven hundred forty-one".