42850447288871 has 2 divisors, whose sum is σ = 42850447288872. Its totient is φ = 42850447288870.

The previous prime is 42850447288867. The next prime is 42850447288997. The reversal of 42850447288871 is 17888274405824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42850447288871 - 2² = 42850447288867 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42850447288801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21425223644435 + 21425223644436.

It is an arithmetic number, because the mean of its divisors is an integer number (21425223644436).

Almost surely, 2^{42850447288871} is an apocalyptic number.

42850447288871 is a deficient number, since it is larger than the sum of its proper divisors (1).

42850447288871 is an equidigital number, since it uses as much as digits as its factorization.

42850447288871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256901120, while the sum is 68.

The spelling of 42850447288871 in words is "forty-two trillion, eight hundred fifty billion, four hundred forty-seven million, two hundred eighty-eight thousand, eight hundred seventy-one".