8058521550 has 48 divisors (see below), whose sum is σ = 20162035440. Its totient is φ = 2129917440.

The previous prime is 8058521539. The next prime is 8058521551. The reversal of 8058521550 is 551258508.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8058521499 and 8058521508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8058521551) 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 23 ways as a sum of consecutive naturals, for example, 220765 + ... + 254664.

It is an arithmetic number, because the mean of its divisors is an integer number (420042405).

Almost surely, 2^8058521550 is an apocalyptic number.

8058521550 is an abundant number, since it is smaller than the sum of its proper divisors (12103513890).

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

8058521550 is a wasteful number, since it uses less digits than its factorization.

8058521550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475557 (or 475552 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 39.

The square root of 8058521550 is about 89769.2684051730. The cubic root of 8058521550 is about 2004.8649523574.

The spelling of 8058521550 in words is "eight billion, fifty-eight million, five hundred twenty-one thousand, five hundred fifty".