158843426171 has 2 divisors, whose sum is σ = 158843426172. Its totient is φ = 158843426170.

The previous prime is 158843426149. The next prime is 158843426191. The reversal of 158843426171 is 171624348851.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158843426171 is a prime.

It is not a weakly prime, because it can be changed into another prime (158843426101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79421713085 + 79421713086.

It is an arithmetic number, because the mean of its divisors is an integer number (79421713086).

Almost surely, 2^158843426171 is an apocalyptic number.

158843426171 is a deficient number, since it is larger than the sum of its proper divisors (1).

158843426171 is an equidigital number, since it uses as much as digits as its factorization.

158843426171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 50.

The spelling of 158843426171 in words is "one hundred fifty-eight billion, eight hundred forty-three million, four hundred twenty-six thousand, one hundred seventy-one".