122897409097598 has 64 divisors (see below), whose sum is σ = 186587292303360. Its totient is φ = 60707906784000.

The previous prime is 122897409097513. The next prime is 122897409097657. The reversal of 122897409097598 is 895790904798221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68696147288 + ... + 68696149076.

It is an arithmetic number, because the mean of its divisors is an integer number (2915426442240).

Almost surely, 2^{122897409097598} is an apocalyptic number.

122897409097598 is a deficient number, since it is larger than the sum of its proper divisors (63689883205762).

122897409097598 is a wasteful number, since it uses less digits than its factorization.

122897409097598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993.

The product of its (nonzero) digits is 1646023680, while the sum is 80.

The spelling of 122897409097598 in words is "one hundred twenty-two trillion, eight hundred ninety-seven billion, four hundred nine million, ninety-seven thousand, five hundred ninety-eight".