42846826767287 has 2 divisors, whose sum is σ = 42846826767288. Its totient is φ = 42846826767286.

The previous prime is 42846826767281. The next prime is 42846826767343. The reversal of 42846826767287 is 78276762864824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42846826767287 - 2⁶ = 42846826767223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42846826767281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21423413383643 + 21423413383644.

It is an arithmetic number, because the mean of its divisors is an integer number (21423413383644).

Almost surely, 2^{42846826767287} is an apocalyptic number.

42846826767287 is a deficient number, since it is larger than the sum of its proper divisors (1).

42846826767287 is an equidigital number, since it uses as much as digits as its factorization.

42846826767287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4855431168, while the sum is 77.

The spelling of 42846826767287 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred twenty-six million, seven hundred sixty-seven thousand, two hundred eighty-seven".