71732364349 has 2 divisors, whose sum is σ = 71732364350. Its totient is φ = 71732364348.

The previous prime is 71732364307. The next prime is 71732364371. The reversal of 71732364349 is 94346323717.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44079002500 + 27653361849 = 209950^2 + 166293^2 .

It is a cyclic number.

It is not a de Polignac number, because 71732364349 - 2⁹ = 71732363837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71732364449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35866182174 + 35866182175.

It is an arithmetic number, because the mean of its divisors is an integer number (35866182175).

Almost surely, 2^71732364349 is an apocalyptic number.

It is an amenable number.

71732364349 is a deficient number, since it is larger than the sum of its proper divisors (1).

71732364349 is an equidigital number, since it uses as much as digits as its factorization.

71732364349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 49.

The spelling of 71732364349 in words is "seventy-one billion, seven hundred thirty-two million, three hundred sixty-four thousand, three hundred forty-nine".