42200446439 has 2 divisors, whose sum is σ = 42200446440. Its totient is φ = 42200446438.

The previous prime is 42200446399. The next prime is 42200446499. The reversal of 42200446439 is 93464400224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42200446439 - 2²⁸ = 41932010983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42200446499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21100223219 + 21100223220.

It is an arithmetic number, because the mean of its divisors is an integer number (21100223220).

Almost surely, 2^42200446439 is an apocalyptic number.

42200446439 is a deficient number, since it is larger than the sum of its proper divisors (1).

42200446439 is an equidigital number, since it uses as much as digits as its factorization.

42200446439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 42200446439 in words is "forty-two billion, two hundred million, four hundred forty-six thousand, four hundred thirty-nine".