42316235077 has 2 divisors, whose sum is σ = 42316235078. Its totient is φ = 42316235076.

The previous prime is 42316235053. The next prime is 42316235089. The reversal of 42316235077 is 77053261324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40901422081 + 1414812996 = 202241^2 + 37614^2 .

It is a cyclic number.

It is not a de Polignac number, because 42316235077 - 2³¹ = 40168751429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42316235477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21158117538 + 21158117539.

It is an arithmetic number, because the mean of its divisors is an integer number (21158117539).

Almost surely, 2^42316235077 is an apocalyptic number.

It is an amenable number.

42316235077 is a deficient number, since it is larger than the sum of its proper divisors (1).

42316235077 is an equidigital number, since it uses as much as digits as its factorization.

42316235077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 42316235077 in words is "forty-two billion, three hundred sixteen million, two hundred thirty-five thousand, seventy-seven".