97945819598 has 16 divisors (see below), whose sum is σ = 160298510976. Its totient is φ = 44514290040.

The previous prime is 97945819597. The next prime is 97945819627. The reversal of 97945819598 is 89591854979.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97945819591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171986 + ... + 474837.

It is an arithmetic number, because the mean of its divisors is an integer number (10018656936).

Almost surely, 2^97945819598 is an apocalyptic number.

97945819598 is a deficient number, since it is larger than the sum of its proper divisors (62352691378).

97945819598 is a wasteful number, since it uses less digits than its factorization.

97945819598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653719.

The product of its digits is 293932800, while the sum is 74.

The spelling of 97945819598 in words is "ninety-seven billion, nine hundred forty-five million, eight hundred nineteen thousand, five hundred ninety-eight".