5820534721 has 8 divisors (see below), whose sum is σ = 6087139200. Its totient is φ = 5555058432.

The previous prime is 5820534703. The next prime is 5820534743. The reversal of 5820534721 is 1274350285.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5820534721 - 2⁷ = 5820534593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5820534221) 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 7 ways as a sum of consecutive naturals, for example, 271485 + ... + 292138.

It is an arithmetic number, because the mean of its divisors is an integer number (760892400).

Almost surely, 2^5820534721 is an apocalyptic number.

It is an amenable number.

5820534721 is a deficient number, since it is larger than the sum of its proper divisors (266604479).

5820534721 is a wasteful number, since it uses less digits than its factorization.

5820534721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564095.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 5820534721 is about 76292.4289887273. The cubic root of 5820534721 is about 1798.8196707292.

The spelling of 5820534721 in words is "five billion, eight hundred twenty million, five hundred thirty-four thousand, seven hundred twenty-one".