42356174579 has 2 divisors, whose sum is σ = 42356174580. Its totient is φ = 42356174578.

The previous prime is 42356174563. The next prime is 42356174591. The reversal of 42356174579 is 97547165324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42356174579 - 2⁴ = 42356174563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42356174579.

It is not a weakly prime, because it can be changed into another prime (42356171579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21178087289 + 21178087290.

It is an arithmetic number, because the mean of its divisors is an integer number (21178087290).

Almost surely, 2^42356174579 is an apocalyptic number.

42356174579 is a deficient number, since it is larger than the sum of its proper divisors (1).

42356174579 is an equidigital number, since it uses as much as digits as its factorization.

42356174579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6350400, while the sum is 53.

The spelling of 42356174579 in words is "forty-two billion, three hundred fifty-six million, one hundred seventy-four thousand, five hundred seventy-nine".