36155332397 has 2 divisors, whose sum is σ = 36155332398. Its totient is φ = 36155332396.

The previous prime is 36155332393. The next prime is 36155332459. The reversal of 36155332397 is 79323355163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22218585481 + 13936746916 = 149059^2 + 118054^2 .

It is a cyclic number.

It is not a de Polignac number, because 36155332397 - 2² = 36155332393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36155332393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18077666198 + 18077666199.

It is an arithmetic number, because the mean of its divisors is an integer number (18077666199).

Almost surely, 2^36155332397 is an apocalyptic number.

It is an amenable number.

36155332397 is a deficient number, since it is larger than the sum of its proper divisors (1).

36155332397 is an equidigital number, since it uses as much as digits as its factorization.

36155332397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1530900, while the sum is 47.

The spelling of 36155332397 in words is "thirty-six billion, one hundred fifty-five million, three hundred thirty-two thousand, three hundred ninety-seven".