97798196467 has 4 divisors (see below), whose sum is σ = 97798881600. Its totient is φ = 97797511336.

The previous prime is 97798196449. The next prime is 97798196471. The reversal of 97798196467 is 76469189779.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97798196467 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97798196467.

It is not an unprimeable number, because it can be changed into a prime (97798197467) 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 3 ways as a sum of consecutive naturals, for example, 38467 + ... + 443932.

It is an arithmetic number, because the mean of its divisors is an integer number (24449720400).

Almost surely, 2^97798196467 is an apocalyptic number.

97798196467 is a deficient number, since it is larger than the sum of its proper divisors (685133).

97798196467 is a wasteful number, since it uses less digits than its factorization.

97798196467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685132.

The product of its digits is 288054144, while the sum is 73.

The spelling of 97798196467 in words is "ninety-seven billion, seven hundred ninety-eight million, one hundred ninety-six thousand, four hundred sixty-seven".