7329191873 has 2 divisors, whose sum is σ = 7329191874. Its totient is φ = 7329191872.

The previous prime is 7329191851. The next prime is 7329191923. The reversal of 7329191873 is 3781919237.

7329191873 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (7329191923) can be obtained adding 7329191873 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4856417344 + 2472774529 = 69688^2 + 49727^2 .

It is a cyclic number.

It is not a de Polignac number, because 7329191873 - 2¹⁰ = 7329190849 is a prime.

It is a super-2 number, since 2×7329191873² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7329199873) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3664595936 + 3664595937.

It is an arithmetic number, because the mean of its divisors is an integer number (3664595937).

Almost surely, 2^7329191873 is an apocalyptic number.

It is an amenable number.

7329191873 is a deficient number, since it is larger than the sum of its proper divisors (1).

7329191873 is an equidigital number, since it uses as much as digits as its factorization.

7329191873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 50.

The square root of 7329191873 is about 85610.6995240665. The cubic root of 7329191873 is about 1942.4597588047.

The spelling of 7329191873 in words is "seven billion, three hundred twenty-nine million, one hundred ninety-one thousand, eight hundred seventy-three".