158178142063 has 2 divisors, whose sum is σ = 158178142064. Its totient is φ = 158178142062.

The previous prime is 158178142027. The next prime is 158178142093. The reversal of 158178142063 is 360241871851.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158178142063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158178142093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79089071031 + 79089071032.

It is an arithmetic number, because the mean of its divisors is an integer number (79089071032).

Almost surely, 2^158178142063 is an apocalyptic number.

158178142063 is a deficient number, since it is larger than the sum of its proper divisors (1).

158178142063 is an equidigital number, since it uses as much as digits as its factorization.

158178142063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 158178142063 in words is "one hundred fifty-eight billion, one hundred seventy-eight million, one hundred forty-two thousand, sixty-three".