73711916189 has 2 divisors, whose sum is σ = 73711916190. Its totient is φ = 73711916188.

The previous prime is 73711916167. The next prime is 73711916251. The reversal of 73711916189 is 98161911737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71967183289 + 1744732900 = 268267^2 + 41770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73711916189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73711916189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73711919189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36855958094 + 36855958095.

It is an arithmetic number, because the mean of its divisors is an integer number (36855958095).

Almost surely, 2^73711916189 is an apocalyptic number.

It is an amenable number.

73711916189 is a deficient number, since it is larger than the sum of its proper divisors (1).

73711916189 is an equidigital number, since it uses as much as digits as its factorization.

73711916189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 53.

The spelling of 73711916189 in words is "seventy-three billion, seven hundred eleven million, nine hundred sixteen thousand, one hundred eighty-nine".