158770489243 has 2 divisors, whose sum is σ = 158770489244. Its totient is φ = 158770489242.

The previous prime is 158770489217. The next prime is 158770489249. The reversal of 158770489243 is 342984077851.

It is a strong prime.

It is an emirp because it is prime and its reverse (342984077851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158770489243 - 2²¹ = 158768392091 is a prime.

It is not a weakly prime, because it can be changed into another prime (158770489249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79385244621 + 79385244622.

It is an arithmetic number, because the mean of its divisors is an integer number (79385244622).

Almost surely, 2^158770489243 is an apocalyptic number.

158770489243 is a deficient number, since it is larger than the sum of its proper divisors (1).

158770489243 is an equidigital number, since it uses as much as digits as its factorization.

158770489243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 158770489243 in words is "one hundred fifty-eight billion, seven hundred seventy million, four hundred eighty-nine thousand, two hundred forty-three".