42877360529 has 2 divisors, whose sum is σ = 42877360530. Its totient is φ = 42877360528.

The previous prime is 42877360523. The next prime is 42877360531. The reversal of 42877360529 is 92506377824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40042011025 + 2835349504 = 200105^2 + 53248^2 .

It is a cyclic number.

It is not a de Polignac number, because 42877360529 - 2¹² = 42877356433 is a prime.

Together with 42877360531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42877360523) 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, 21438680264 + 21438680265.

It is an arithmetic number, because the mean of its divisors is an integer number (21438680265).

Almost surely, 2^42877360529 is an apocalyptic number.

It is an amenable number.

42877360529 is a deficient number, since it is larger than the sum of its proper divisors (1).

42877360529 is an equidigital number, since it uses as much as digits as its factorization.

42877360529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 42877360529 in words is "forty-two billion, eight hundred seventy-seven million, three hundred sixty thousand, five hundred twenty-nine".