8190673073 has 24 divisors (see below), whose sum is σ = 9217662888. Its totient is φ = 7270560000.

The previous prime is 8190673061. The next prime is 8190673079. The reversal of 8190673073 is 3703760918.

It can be written as a sum of positive squares in 4 ways, for example, as 4165024369 + 4025648704 = 64537^2 + 63448^2 .

It is not a de Polignac number, because 8190673073 - 2⁶ = 8190673009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8190673079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 887543 + ... + 896723.

It is an arithmetic number, because the mean of its divisors is an integer number (384069287).

Almost surely, 2^8190673073 is an apocalyptic number.

It is an amenable number.

8190673073 is a deficient number, since it is larger than the sum of its proper divisors (1026989815).

8190673073 is a wasteful number, since it uses less digits than its factorization.

8190673073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9377 (or 9366 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 8190673073 is about 90502.3373897050. The cubic root of 8190673073 is about 2015.7648312945.

The spelling of 8190673073 in words is "eight billion, one hundred ninety million, six hundred seventy-three thousand, seventy-three".