89678316097 has 2 divisors, whose sum is σ = 89678316098. Its totient is φ = 89678316096.

The previous prime is 89678316067. The next prime is 89678316187. The reversal of 89678316097 is 79061387698.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77995084176 + 11683231921 = 279276^2 + 108089^2 .

It is a cyclic number.

It is not a de Polignac number, because 89678316097 - 2¹¹ = 89678314049 is a prime.

It is not a weakly prime, because it can be changed into another prime (89678316067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44839158048 + 44839158049.

It is an arithmetic number, because the mean of its divisors is an integer number (44839158049).

Almost surely, 2^89678316097 is an apocalyptic number.

It is an amenable number.

89678316097 is a deficient number, since it is larger than the sum of its proper divisors (1).

89678316097 is an equidigital number, since it uses as much as digits as its factorization.

89678316097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 64.

The spelling of 89678316097 in words is "eighty-nine billion, six hundred seventy-eight million, three hundred sixteen thousand, ninety-seven".