97995899859979 has 64 divisors (see below), whose sum is σ = 112577409441792. Its totient is φ = 84521132467200.

The previous prime is 97995899859971. The next prime is 97995899859983.

97995899859979 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 97995899859979 - 2³ = 97995899859971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97995899859971) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3055004689 + ... + 3055036765.

It is an arithmetic number, because the mean of its divisors is an integer number (1759022022528).

Almost surely, 2^{97995899859979} is an apocalyptic number.

97995899859979 is a deficient number, since it is larger than the sum of its proper divisors (14581509581813).

97995899859979 is a wasteful number, since it uses less digits than its factorization.

97995899859979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33596.

The product of its digits is 3374862926400, while the sum is 112.

The spelling of 97995899859979 in words is "ninety-seven trillion, nine hundred ninety-five billion, eight hundred ninety-nine million, eight hundred fifty-nine thousand, nine hundred seventy-nine".