162726983329 has 2 divisors, whose sum is σ = 162726983330. Its totient is φ = 162726983328.

The previous prime is 162726983183. The next prime is 162726983389. The reversal of 162726983329 is 923389627261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147701862400 + 15025120929 = 384320^2 + 122577^2 .

It is a cyclic number.

It is not a de Polignac number, because 162726983329 - 2¹¹ = 162726981281 is a prime.

It is a super-2 number, since 2×162726983329² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162726983389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81363491664 + 81363491665.

It is an arithmetic number, because the mean of its divisors is an integer number (81363491665).

Almost surely, 2^162726983329 is an apocalyptic number.

It is an amenable number.

162726983329 is a deficient number, since it is larger than the sum of its proper divisors (1).

162726983329 is an equidigital number, since it uses as much as digits as its factorization.

162726983329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 58.

The spelling of 162726983329 in words is "one hundred sixty-two billion, seven hundred twenty-six million, nine hundred eighty-three thousand, three hundred twenty-nine".