8273355144 has 64 divisors (see below), whose sum is σ = 21847203840. Its totient is φ = 2606748480.

The previous prime is 8273355127. The next prime is 8273355149. The reversal of 8273355144 is 4415533728.

It is a junction number, because it is equal to n+sod(n) for n = 8273355096 and 8273355105.

It is not an unprimeable number, because it can be changed into a prime (8273355149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97312 + ... + 161295.

It is an arithmetic number, because the mean of its divisors is an integer number (341362560).

Almost surely, 2^8273355144 is an apocalyptic number.

It is an amenable number.

8273355144 is an abundant number, since it is smaller than the sum of its proper divisors (13573848696).

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

8273355144 is a wasteful number, since it uses less digits than its factorization.

8273355144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258690 (or 258686 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 8273355144 is about 90957.9855977473. The cubic root of 8273355144 is about 2022.5249561283.

The spelling of 8273355144 in words is "eight billion, two hundred seventy-three million, three hundred fifty-five thousand, one hundred forty-four".