42898159571 has 2 divisors, whose sum is σ = 42898159572. Its totient is φ = 42898159570.

The previous prime is 42898159523. The next prime is 42898159589. The reversal of 42898159571 is 17595189824.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42898159571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42898159571.

It is not a weakly prime, because it can be changed into another prime (42898159501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21449079785 + 21449079786.

It is an arithmetic number, because the mean of its divisors is an integer number (21449079786).

Almost surely, 2^42898159571 is an apocalyptic number.

42898159571 is a deficient number, since it is larger than the sum of its proper divisors (1).

42898159571 is an equidigital number, since it uses as much as digits as its factorization.

42898159571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 59.

The spelling of 42898159571 in words is "forty-two billion, eight hundred ninety-eight million, one hundred fifty-nine thousand, five hundred seventy-one".