2236690235597 has 2 divisors, whose sum is σ = 2236690235598. Its totient is φ = 2236690235596.

The previous prime is 2236690235573. The next prime is 2236690235599. The reversal of 2236690235597 is 7955320966322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1394794068196 + 841896167401 = 1181014^2 + 917549^2 .

It is a cyclic number.

It is not a de Polignac number, because 2236690235597 - 2¹⁰ = 2236690234573 is a prime.

Together with 2236690235599, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2236690235599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118345117798 + 1118345117799.

It is an arithmetic number, because the mean of its divisors is an integer number (1118345117799).

Almost surely, 2^{2236690235597} is an apocalyptic number.

It is an amenable number.

2236690235597 is a deficient number, since it is larger than the sum of its proper divisors (1).

2236690235597 is an equidigital number, since it uses as much as digits as its factorization.

2236690235597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36741600, while the sum is 59.

The spelling of 2236690235597 in words is "two trillion, two hundred thirty-six billion, six hundred ninety million, two hundred thirty-five thousand, five hundred ninety-seven".