5905580021 has 16 divisors (see below), whose sum is σ = 6479066880. Its totient is φ = 5338264320.

The previous prime is 5905579937. The next prime is 5905580029. The reversal of 5905580021 is 1200855095.

5905580021 is nontrivially palindromic in base 2.

It is a cyclic number.

It is not a de Polignac number, because 5905580021 - 2¹⁰ = 5905578997 is a prime.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5905580029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2825945 + ... + 2828033.

It is an arithmetic number, because the mean of its divisors is an integer number (404941680).

Almost surely, 2^5905580021 is an apocalyptic number.

It is an amenable number.

5905580021 is a deficient number, since it is larger than the sum of its proper divisors (573486859).

5905580021 is a wasteful number, since it uses less digits than its factorization.

5905580021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436.

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 5905580021 is about 76847.7717373770. The cubic root of 5905580021 is about 1807.5383465647.

The spelling of 5905580021 in words is "five billion, nine hundred five million, five hundred eighty thousand, twenty-one".