28601458600097 has 2 divisors, whose sum is σ = 28601458600098. Its totient is φ = 28601458600096.

The previous prime is 28601458600081. The next prime is 28601458600147. The reversal of 28601458600097 is 79000685410682.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28086438512896 + 515020087201 = 5299664^2 + 717649^2 .

It is a cyclic number.

It is not a de Polignac number, because 28601458600097 - 2⁴ = 28601458600081 is a prime.

It is not a weakly prime, because it can be changed into another prime (28601458600067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14300729300048 + 14300729300049.

It is an arithmetic number, because the mean of its divisors is an integer number (14300729300049).

Almost surely, 2^{28601458600097} is an apocalyptic number.

It is an amenable number.

28601458600097 is a deficient number, since it is larger than the sum of its proper divisors (1).

28601458600097 is an equidigital number, since it uses as much as digits as its factorization.

28601458600097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 28601458600097 in words is "twenty-eight trillion, six hundred one billion, four hundred fifty-eight million, six hundred thousand, ninety-seven".