42229756986539 has 2 divisors, whose sum is σ = 42229756986540. Its totient is φ = 42229756986538.

The previous prime is 42229756986449. The next prime is 42229756986541. The reversal of 42229756986539 is 93568965792224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42229756986539 - 2¹⁶ = 42229756921003 is a prime.

Together with 42229756986541, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42229756986539.

It is not a weakly prime, because it can be changed into another prime (42229756686539) 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, 21114878493269 + 21114878493270.

It is an arithmetic number, because the mean of its divisors is an integer number (21114878493270).

Almost surely, 2^{42229756986539} is an apocalyptic number.

42229756986539 is a deficient number, since it is larger than the sum of its proper divisors (1).

42229756986539 is an equidigital number, since it uses as much as digits as its factorization.

42229756986539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3527193600, while the sum is 77.

The spelling of 42229756986539 in words is "forty-two trillion, two hundred twenty-nine billion, seven hundred fifty-six million, nine hundred eighty-six thousand, five hundred thirty-nine".