73694236841 has 2 divisors, whose sum is σ = 73694236842. Its totient is φ = 73694236840.

The previous prime is 73694236807. The next prime is 73694236843. The reversal of 73694236841 is 14863249637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71631169600 + 2063067241 = 267640^2 + 45421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73694236841 is a prime.

Together with 73694236843, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73694236843) 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, 36847118420 + 36847118421.

It is an arithmetic number, because the mean of its divisors is an integer number (36847118421).

Almost surely, 2^73694236841 is an apocalyptic number.

It is an amenable number.

73694236841 is a deficient number, since it is larger than the sum of its proper divisors (1).

73694236841 is an equidigital number, since it uses as much as digits as its factorization.

73694236841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 53.

The spelling of 73694236841 in words is "seventy-three billion, six hundred ninety-four million, two hundred thirty-six thousand, eight hundred forty-one".