8273145500 has 24 divisors (see below), whose sum is σ = 18068550864. Its totient is φ = 3309258000.

The previous prime is 8273145497. The next prime is 8273145521. The reversal of 8273145500 is 55413728.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8272646 + ... + 8273645.

It is an arithmetic number, because the mean of its divisors is an integer number (752856286).

Almost surely, 2^8273145500 is an apocalyptic number.

It is an amenable number.

8273145500 is an abundant number, since it is smaller than the sum of its proper divisors (9795405364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8273145500 is a wasteful number, since it uses less digits than its factorization.

8273145500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16546310 (or 16546298 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 8273145500 is about 90956.8331682672. The cubic root of 8273145500 is about 2022.5078726196.

The spelling of 8273145500 in words is "eight billion, two hundred seventy-three million, one hundred forty-five thousand, five hundred".