42052534673 has 2 divisors, whose sum is σ = 42052534674. Its totient is φ = 42052534672.

The previous prime is 42052534669. The next prime is 42052534697. The reversal of 42052534673 is 37643525024.

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., 41968848769 + 83685904 = 204863^2 + 9148^2 .

It is a cyclic number.

It is not a de Polignac number, because 42052534673 - 2² = 42052534669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42052534673.

It is not a weakly prime, because it can be changed into another prime (42052534973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21026267336 + 21026267337.

It is an arithmetic number, because the mean of its divisors is an integer number (21026267337).

Almost surely, 2^42052534673 is an apocalyptic number.

It is an amenable number.

42052534673 is a deficient number, since it is larger than the sum of its proper divisors (1).

42052534673 is an equidigital number, since it uses as much as digits as its factorization.

42052534673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 42052534673 in words is "forty-two billion, fifty-two million, five hundred thirty-four thousand, six hundred seventy-three".