159984692377 has 2 divisors, whose sum is σ = 159984692378. Its totient is φ = 159984692376.

The previous prime is 159984692333. The next prime is 159984692381. The reversal of 159984692377 is 773296489951.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155780985481 + 4203706896 = 394691^2 + 64836^2 .

It is an emirp because it is prime and its reverse (773296489951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159984692377 - 2⁷ = 159984692249 is a prime.

It is not a weakly prime, because it can be changed into another prime (159984692317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79992346188 + 79992346189.

It is an arithmetic number, because the mean of its divisors is an integer number (79992346189).

Almost surely, 2^159984692377 is an apocalyptic number.

It is an amenable number.

159984692377 is a deficient number, since it is larger than the sum of its proper divisors (1).

159984692377 is an equidigital number, since it uses as much as digits as its factorization.

159984692377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 205752960, while the sum is 70.

The spelling of 159984692377 in words is "one hundred fifty-nine billion, nine hundred eighty-four million, six hundred ninety-two thousand, three hundred seventy-seven".