158181383268353 has 2 divisors, whose sum is σ = 158181383268354. Its totient is φ = 158181383268352.

The previous prime is 158181383268229. The next prime is 158181383268487. The reversal of 158181383268353 is 353862383181851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137648458887424 + 20532924380929 = 11732368^2 + 4531327^2 .

It is a cyclic number.

It is not a de Polignac number, because 158181383268353 - 2⁴² = 153783336757249 is a prime.

It is a super-2 number, since 2×158181383268353² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 158181383268353.

It is not a weakly prime, because it can be changed into another prime (158181383168353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79090691634176 + 79090691634177.

It is an arithmetic number, because the mean of its divisors is an integer number (79090691634177).

Almost surely, 2^{158181383268353} is an apocalyptic number.

It is an amenable number.

158181383268353 is a deficient number, since it is larger than the sum of its proper divisors (1).

158181383268353 is an equidigital number, since it uses as much as digits as its factorization.

158181383268353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 99532800, while the sum is 65.

The spelling of 158181383268353 in words is "one hundred fifty-eight trillion, one hundred eighty-one billion, three hundred eighty-three million, two hundred sixty-eight thousand, three hundred fifty-three".