42204943319047 has 2 divisors, whose sum is σ = 42204943319048. Its totient is φ = 42204943319046.

The previous prime is 42204943319003. The next prime is 42204943319107. The reversal of 42204943319047 is 74091334940224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42204943319047 - 2⁷ = 42204943318919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42204943318985 and 42204943319003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42204943319347) 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, 21102471659523 + 21102471659524.

It is an arithmetic number, because the mean of its divisors is an integer number (21102471659524).

Almost surely, 2^{42204943319047} is an apocalyptic number.

42204943319047 is a deficient number, since it is larger than the sum of its proper divisors (1).

42204943319047 is an equidigital number, since it uses as much as digits as its factorization.

42204943319047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 52.

The spelling of 42204943319047 in words is "forty-two trillion, two hundred four billion, nine hundred forty-three million, three hundred nineteen thousand, forty-seven".