42516080177 has 2 divisors, whose sum is σ = 42516080178. Its totient is φ = 42516080176.

The previous prime is 42516080171. The next prime is 42516080339. The reversal of 42516080177 is 77108061524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24721587361 + 17794492816 = 157231^2 + 133396^2 .

It is a cyclic number.

It is not a de Polignac number, because 42516080177 - 2¹⁰ = 42516079153 is a prime.

It is not a weakly prime, because it can be changed into another prime (42516080171) 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, 21258040088 + 21258040089.

It is an arithmetic number, because the mean of its divisors is an integer number (21258040089).

Almost surely, 2^42516080177 is an apocalyptic number.

It is an amenable number.

42516080177 is a deficient number, since it is larger than the sum of its proper divisors (1).

42516080177 is an equidigital number, since it uses as much as digits as its factorization.

42516080177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 42516080177 in words is "forty-two billion, five hundred sixteen million, eighty thousand, one hundred seventy-seven".