159908623799 has 2 divisors, whose sum is σ = 159908623800. Its totient is φ = 159908623798.

The previous prime is 159908623781. The next prime is 159908623811. The reversal of 159908623799 is 997326809951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159908623799 - 2¹⁶ = 159908558263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159908623739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79954311899 + 79954311900.

It is an arithmetic number, because the mean of its divisors is an integer number (79954311900).

Almost surely, 2^159908623799 is an apocalyptic number.

159908623799 is a deficient number, since it is larger than the sum of its proper divisors (1).

159908623799 is an equidigital number, since it uses as much as digits as its factorization.

159908623799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 66134880, while the sum is 68.

The spelling of 159908623799 in words is "one hundred fifty-nine billion, nine hundred eight million, six hundred twenty-three thousand, seven hundred ninety-nine".