159765922913 has 2 divisors, whose sum is σ = 159765922914. Its totient is φ = 159765922912.

The previous prime is 159765922909. The next prime is 159765922933. The reversal of 159765922913 is 319229567951.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123280338769 + 36485584144 = 351113^2 + 191012^2 .

It is a cyclic number.

It is not a de Polignac number, because 159765922913 - 2² = 159765922909 is a prime.

It is not a weakly prime, because it can be changed into another prime (159765922933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79882961456 + 79882961457.

It is an arithmetic number, because the mean of its divisors is an integer number (79882961457).

Almost surely, 2^159765922913 is an apocalyptic number.

It is an amenable number.

159765922913 is a deficient number, since it is larger than the sum of its proper divisors (1).

159765922913 is an equidigital number, since it uses as much as digits as its factorization.

159765922913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9185400, while the sum is 59.

The spelling of 159765922913 in words is "one hundred fifty-nine billion, seven hundred sixty-five million, nine hundred twenty-two thousand, nine hundred thirteen".