97659873169 has 4 divisors (see below), whose sum is σ = 97674184944. Its totient is φ = 97645561396.

The previous prime is 97659873161. The next prime is 97659873197. The reversal of 97659873169 is 96137895679.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97659873169 - 2³ = 97659873161 is a prime.

It is a super-2 number, since 2×97659873169² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97659873098 and 97659873107.

It is not an unprimeable number, because it can be changed into a prime (97659873161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7145647 + ... + 7159300.

It is an arithmetic number, because the mean of its divisors is an integer number (24418546236).

Almost surely, 2^97659873169 is an apocalyptic number.

It is an amenable number.

97659873169 is a deficient number, since it is larger than the sum of its proper divisors (14311775).

97659873169 is a wasteful number, since it uses less digits than its factorization.

97659873169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14311774.

The product of its digits is 154314720, while the sum is 70.

The spelling of 97659873169 in words is "ninety-seven billion, six hundred fifty-nine million, eight hundred seventy-three thousand, one hundred sixty-nine".