979316000189 has 2 divisors, whose sum is σ = 979316000190. Its totient is φ = 979316000188.

The previous prime is 979316000177. The next prime is 979316000207. The reversal of 979316000189 is 981000613979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 966829725625 + 12486274564 = 983275^2 + 111742^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-979316000189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 979316000189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (979316000149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489658000094 + 489658000095.

It is an arithmetic number, because the mean of its divisors is an integer number (489658000095).

Almost surely, 2^979316000189 is an apocalyptic number.

It is an amenable number.

979316000189 is a deficient number, since it is larger than the sum of its proper divisors (1).

979316000189 is an equidigital number, since it uses as much as digits as its factorization.

979316000189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 979316000189 in words is "nine hundred seventy-nine billion, three hundred sixteen million, one hundred eighty-nine", and thus it is an aban number.