36633351197 has 2 divisors, whose sum is σ = 36633351198. Its totient is φ = 36633351196.

The previous prime is 36633351193. The next prime is 36633351229. The reversal of 36633351197 is 79115333663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30427220356 + 6206130841 = 174434^2 + 78779^2 .

It is a cyclic number.

It is not a de Polignac number, because 36633351197 - 2² = 36633351193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36633351193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18316675598 + 18316675599.

It is an arithmetic number, because the mean of its divisors is an integer number (18316675599).

Almost surely, 2^36633351197 is an apocalyptic number.

It is an amenable number.

36633351197 is a deficient number, since it is larger than the sum of its proper divisors (1).

36633351197 is an equidigital number, since it uses as much as digits as its factorization.

36633351197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 47.

The spelling of 36633351197 in words is "thirty-six billion, six hundred thirty-three million, three hundred fifty-one thousand, one hundred ninety-seven".