97854844097 has 8 divisors (see below), whose sum is σ = 102160838976. Its totient is φ = 93553135632.

The previous prime is 97854844091. The next prime is 97854844099. The reversal of 97854844097 is 79044845879.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97854844097 - 2⁴ = 97854844081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97854844091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1024898 + ... + 1116299.

It is an arithmetic number, because the mean of its divisors is an integer number (12770104872).

Almost surely, 2^97854844097 is an apocalyptic number.

It is an amenable number.

97854844097 is a deficient number, since it is larger than the sum of its proper divisors (4305994879).

97854844097 is a wasteful number, since it uses less digits than its factorization.

97854844097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143207.

The product of its (nonzero) digits is 81285120, while the sum is 65.

The spelling of 97854844097 in words is "ninety-seven billion, eight hundred fifty-four million, eight hundred forty-four thousand, ninety-seven".