972800158163 has 2 divisors, whose sum is σ = 972800158164. Its totient is φ = 972800158162.

The previous prime is 972800158157. The next prime is 972800158177. The reversal of 972800158163 is 361851008279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 972800158163 - 2²⁰ = 972799109587 is a prime.

It is not a weakly prime, because it can be changed into another prime (972800158063) 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, 486400079081 + 486400079082.

It is an arithmetic number, because the mean of its divisors is an integer number (486400079082).

Almost surely, 2^972800158163 is an apocalyptic number.

972800158163 is a deficient number, since it is larger than the sum of its proper divisors (1).

972800158163 is an equidigital number, since it uses as much as digits as its factorization.

972800158163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 972800158163 in words is "nine hundred seventy-two billion, eight hundred million, one hundred fifty-eight thousand, one hundred sixty-three".