442949758629337 has 2 divisors, whose sum is σ = 442949758629338. Its totient is φ = 442949758629336.

The previous prime is 442949758629317. The next prime is 442949758629379. The reversal of 442949758629337 is 733926857949244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442194069184921 + 755689444416 = 21028411^2 + 869304^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442949758629337 is a prime.

It is not a weakly prime, because it can be changed into another prime (442949758629317) 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, 221474879314668 + 221474879314669.

It is an arithmetic number, because the mean of its divisors is an integer number (221474879314669).

Almost surely, 2^{442949758629337} is an apocalyptic number.

It is an amenable number.

442949758629337 is a deficient number, since it is larger than the sum of its proper divisors (1).

442949758629337 is an equidigital number, since it uses as much as digits as its factorization.

442949758629337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19752284160, while the sum is 82.

The spelling of 442949758629337 in words is "four hundred forty-two trillion, nine hundred forty-nine billion, seven hundred fifty-eight million, six hundred twenty-nine thousand, three hundred thirty-seven".