42274013879 has 2 divisors, whose sum is σ = 42274013880. Its totient is φ = 42274013878.

The previous prime is 42274013867. The next prime is 42274013933. The reversal of 42274013879 is 97831047224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42274013879 - 2⁴ = 42274013863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42274018879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21137006939 + 21137006940.

It is an arithmetic number, because the mean of its divisors is an integer number (21137006940).

Almost surely, 2^42274013879 is an apocalyptic number.

42274013879 is a deficient number, since it is larger than the sum of its proper divisors (1).

42274013879 is an equidigital number, since it uses as much as digits as its factorization.

42274013879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 42274013879 in words is "forty-two billion, two hundred seventy-four million, thirteen thousand, eight hundred seventy-nine".