16530731160077 has 2 divisors, whose sum is σ = 16530731160078. Its totient is φ = 16530731160076.

The previous prime is 16530731160067. The next prime is 16530731160101. The reversal of 16530731160077 is 77006113703561.

16530731160077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10117813084201 + 6412918075876 = 3180851^2 + 2532374^2 .

It is a cyclic number.

It is not a de Polignac number, because 16530731160077 - 2¹⁶ = 16530731094541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16530731160037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8265365580038 + 8265365580039.

It is an arithmetic number, because the mean of its divisors is an integer number (8265365580039).

Almost surely, 2^{16530731160077} is an apocalyptic number.

It is an amenable number.

16530731160077 is a deficient number, since it is larger than the sum of its proper divisors (1).

16530731160077 is an equidigital number, since it uses as much as digits as its factorization.

16530731160077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 555660, while the sum is 47.

The spelling of 16530731160077 in words is "sixteen trillion, five hundred thirty billion, seven hundred thirty-one million, one hundred sixty thousand, seventy-seven".