42846337862417 has 2 divisors, whose sum is σ = 42846337862418. Its totient is φ = 42846337862416.

The previous prime is 42846337862357. The next prime is 42846337862491. The reversal of 42846337862417 is 71426873364824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26898423404161 + 15947914458256 = 5186369^2 + 3993484^2 .

It is a cyclic number.

It is not a de Polignac number, because 42846337862417 - 2⁸ = 42846337862161 is a prime.

It is not a weakly prime, because it can be changed into another prime (42846337162417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21423168931208 + 21423168931209.

It is an arithmetic number, because the mean of its divisors is an integer number (21423168931209).

Almost surely, 2^{42846337862417} is an apocalyptic number.

It is an amenable number.

42846337862417 is a deficient number, since it is larger than the sum of its proper divisors (1).

42846337862417 is an equidigital number, since it uses as much as digits as its factorization.

42846337862417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 260112384, while the sum is 65.

The spelling of 42846337862417 in words is "forty-two trillion, eight hundred forty-six billion, three hundred thirty-seven million, eight hundred sixty-two thousand, four hundred seventeen".