158643752213 has 2 divisors, whose sum is σ = 158643752214. Its totient is φ = 158643752212.

The previous prime is 158643752171. The next prime is 158643752219. The reversal of 158643752213 is 312257346851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131338833649 + 27304918564 = 362407^2 + 165242^2 .

It is a cyclic number.

It is not a de Polignac number, because 158643752213 - 2¹⁴ = 158643735829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158643752219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79321876106 + 79321876107.

It is an arithmetic number, because the mean of its divisors is an integer number (79321876107).

Almost surely, 2^158643752213 is an apocalyptic number.

It is an amenable number.

158643752213 is a deficient number, since it is larger than the sum of its proper divisors (1).

158643752213 is an equidigital number, since it uses as much as digits as its factorization.

158643752213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 47.

The spelling of 158643752213 in words is "one hundred fifty-eight billion, six hundred forty-three million, seven hundred fifty-two thousand, two hundred thirteen".