97424267449837 has 2 divisors, whose sum is σ = 97424267449838. Its totient is φ = 97424267449836.

The previous prime is 97424267449819. The next prime is 97424267449849. The reversal of 97424267449837 is 73894476242479.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77307194587401 + 20117072862436 = 8792451^2 + 4485206^2 .

It is an emirp because it is prime and its reverse (73894476242479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97424267449837 - 2¹¹ = 97424267447789 is a prime.

It is a super-2 number, since 2×97424267449837² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97424267449037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48712133724918 + 48712133724919.

It is an arithmetic number, because the mean of its divisors is an integer number (48712133724919).

Almost surely, 2^{97424267449837} is an apocalyptic number.

It is an amenable number.

97424267449837 is a deficient number, since it is larger than the sum of its proper divisors (1).

97424267449837 is an equidigital number, since it uses as much as digits as its factorization.

97424267449837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4096770048, while the sum is 76.

The spelling of 97424267449837 in words is "ninety-seven trillion, four hundred twenty-four billion, two hundred sixty-seven million, four hundred forty-nine thousand, eight hundred thirty-seven".