7216736173 has 2 divisors, whose sum is σ = 7216736174. Its totient is φ = 7216736172.

The previous prime is 7216736143. The next prime is 7216736203. The reversal of 7216736173 is 3716376127.

It is a balanced prime because it is at equal distance from previous prime (7216736143) and next prime (7216736203).

It can be written as a sum of positive squares in only one way, i.e., 3626689284 + 3590046889 = 60222^2 + 59917^2 .

It is a cyclic number.

It is not a de Polignac number, because 7216736173 - 2²⁵ = 7183181741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7216736143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3608368086 + 3608368087.

It is an arithmetic number, because the mean of its divisors is an integer number (3608368087).

Almost surely, 2^7216736173 is an apocalyptic number.

It is an amenable number.

7216736173 is a deficient number, since it is larger than the sum of its proper divisors (1).

7216736173 is an equidigital number, since it uses as much as digits as its factorization.

7216736173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 43.

The square root of 7216736173 is about 84951.3753449584. The cubic root of 7216736173 is about 1932.4737778653.

The spelling of 7216736173 in words is "seven billion, two hundred sixteen million, seven hundred thirty-six thousand, one hundred seventy-three".