159980000671 has 2 divisors, whose sum is σ = 159980000672. Its totient is φ = 159980000670.

The previous prime is 159980000603. The next prime is 159980000699. The reversal of 159980000671 is 176000089951.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159980000671 - 2¹⁹ = 159979476383 is a prime.

It is a super-2 number, since 2×159980000671² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159980000371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79990000335 + 79990000336.

It is an arithmetic number, because the mean of its divisors is an integer number (79990000336).

Almost surely, 2^159980000671 is an apocalyptic number.

159980000671 is a deficient number, since it is larger than the sum of its proper divisors (1).

159980000671 is an equidigital number, since it uses as much as digits as its factorization.

159980000671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 46.

Subtracting from 159980000671 its sum of digits (46), we obtain a square (159980000625 = 399975²).

The spelling of 159980000671 in words is "one hundred fifty-nine billion, nine hundred eighty million, six hundred seventy-one", and thus it is an aban number.