2386648772197 has 2 divisors, whose sum is σ = 2386648772198. Its totient is φ = 2386648772196.

The previous prime is 2386648772147. The next prime is 2386648772203. The reversal of 2386648772197 is 7912778466832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2306309971716 + 80338800481 = 1518654^2 + 283441^2 .

It is a cyclic number.

It is not a de Polignac number, because 2386648772197 - 2³⁹ = 1836892958309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2386648772147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1193324386098 + 1193324386099.

It is an arithmetic number, because the mean of its divisors is an integer number (1193324386099).

Almost surely, 2^{2386648772197} is an apocalyptic number.

It is an amenable number.

2386648772197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2386648772197 is an equidigital number, since it uses as much as digits as its factorization.

2386648772197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 341397504, while the sum is 70.

The spelling of 2386648772197 in words is "two trillion, three hundred eighty-six billion, six hundred forty-eight million, seven hundred seventy-two thousand, one hundred ninety-seven".