97964424793 has 2 divisors, whose sum is σ = 97964424794. Its totient is φ = 97964424792.

The previous prime is 97964424773. The next prime is 97964424823. The reversal of 97964424793 is 39742446979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58511739664 + 39452685129 = 241892^2 + 198627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97964424793 is a prime.

It is not a weakly prime, because it can be changed into another prime (97964424743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48982212396 + 48982212397.

It is an arithmetic number, because the mean of its divisors is an integer number (48982212397).

Almost surely, 2^97964424793 is an apocalyptic number.

It is an amenable number.

97964424793 is a deficient number, since it is larger than the sum of its proper divisors (1).

97964424793 is an equidigital number, since it uses as much as digits as its factorization.

97964424793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82301184, while the sum is 64.

The spelling of 97964424793 in words is "ninety-seven billion, nine hundred sixty-four million, four hundred twenty-four thousand, seven hundred ninety-three".