237940096044649 has 2 divisors, whose sum is σ = 237940096044650. Its totient is φ = 237940096044648.

The previous prime is 237940096044647. The next prime is 237940096044689. The reversal of 237940096044649 is 946440690049732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237940096044249 + 400 = 15425307^2 + 20^2 .

It is a cyclic number.

It is not a de Polignac number, because 237940096044649 - 2¹ = 237940096044647 is a prime.

Together with 237940096044647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (237940096044643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118970048022324 + 118970048022325.

It is an arithmetic number, because the mean of its divisors is an integer number (118970048022325).

Almost surely, 2^{237940096044649} is an apocalyptic number.

It is an amenable number.

237940096044649 is a deficient number, since it is larger than the sum of its proper divisors (1).

237940096044649 is an equidigital number, since it uses as much as digits as its factorization.

237940096044649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282175488, while the sum is 67.

The spelling of 237940096044649 in words is "two hundred thirty-seven trillion, nine hundred forty billion, ninety-six million, forty-four thousand, six hundred forty-nine".