8047345848 has 64 divisors (see below), whose sum is σ = 20648113920. Its totient is φ = 2612064000.

The previous prime is 8047345847. The next prime is 8047345877. The reversal of 8047345848 is 8485437408.

It is a Cunningham number, because it is equal to 89707²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 8047345848.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8047345847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530773 + ... + 545723.

It is an arithmetic number, because the mean of its divisors is an integer number (322626780).

Almost surely, 2^8047345848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8047345848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10324056960).

8047345848 is an abundant number, since it is smaller than the sum of its proper divisors (12600768072).

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

8047345848 is a wasteful number, since it uses less digits than its factorization.

8047345848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15548 (or 15544 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 51.

The square root of 8047345848 is about 89706.9999944263. Note that the first 5 decimals coincide. The cubic root of 8047345848 is about 2003.9377293889.

The spelling of 8047345848 in words is "eight billion, forty-seven million, three hundred forty-five thousand, eight hundred forty-eight".