97949193823 has 8 divisors (see below), whose sum is σ = 110069997408. Its totient is φ = 86483568864.

The previous prime is 97949193817. The next prime is 97949193883. The reversal of 97949193823 is 32839194979.

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

It is not a de Polignac number, because 97949193823 - 2²⁵ = 97915639391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97949193883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163794340 + ... + 163794937.

It is an arithmetic number, because the mean of its divisors is an integer number (13758749676).

Almost surely, 2^97949193823 is an apocalyptic number.

97949193823 is a deficient number, since it is larger than the sum of its proper divisors (12120803585).

97949193823 is a wasteful number, since it uses less digits than its factorization.

97949193823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327589313.

The product of its digits is 26453952, while the sum is 64.

The spelling of 97949193823 in words is "ninety-seven billion, nine hundred forty-nine million, one hundred ninety-three thousand, eight hundred twenty-three".