34658128489 has 2 divisors, whose sum is σ = 34658128490. Its totient is φ = 34658128488.

The previous prime is 34658128471. The next prime is 34658128493. The reversal of 34658128489 is 98482185643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32519990889 + 2138137600 = 180333^2 + 46240^2 .

It is an emirp because it is prime and its reverse (98482185643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34658128489 - 2⁵ = 34658128457 is a prime.

It is not a weakly prime, because it can be changed into another prime (34658128409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17329064244 + 17329064245.

It is an arithmetic number, because the mean of its divisors is an integer number (17329064245).

Almost surely, 2^34658128489 is an apocalyptic number.

It is an amenable number.

34658128489 is a deficient number, since it is larger than the sum of its proper divisors (1).

34658128489 is an equidigital number, since it uses as much as digits as its factorization.

34658128489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13271040, while the sum is 58.

The spelling of 34658128489 in words is "thirty-four billion, six hundred fifty-eight million, one hundred twenty-eight thousand, four hundred eighty-nine".