8009975573 has 4 divisors (see below), whose sum is σ = 8010351180. Its totient is φ = 8009599968.

The previous prime is 8009975569. The next prime is 8009975581. The reversal of 8009975573 is 3755799008.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 801625969 + 7208349604 = 28313^2 + 84902^2 .

It is a cyclic number.

It is not a de Polignac number, because 8009975573 - 2² = 8009975569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8009975173) 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 in 3 ways as a sum of consecutive naturals, for example, 153758 + ... + 199151.

It is an arithmetic number, because the mean of its divisors is an integer number (2002587795).

Almost surely, 2^8009975573 is an apocalyptic number.

It is an amenable number.

8009975573 is a deficient number, since it is larger than the sum of its proper divisors (375607).

8009975573 is a wasteful number, since it uses less digits than its factorization.

8009975573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375606.

The product of its (nonzero) digits is 2381400, while the sum is 53.

The square root of 8009975573 is about 89498.4668751370. The cubic root of 8009975573 is about 2000.8309524612.

The spelling of 8009975573 in words is "eight billion, nine million, nine hundred seventy-five thousand, five hundred seventy-three".