4805921827 has 4 divisors (see below), whose sum is σ = 5492482096. Its totient is φ = 4119361560.

The previous prime is 4805921801. The next prime is 4805921833. The reversal of 4805921827 is 7281295084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4805921827 - 2¹¹ = 4805919779 is a prime.

It is a super-3 number, since 3×4805921827³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4805921867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343280124 + ... + 343280137.

It is an arithmetic number, because the mean of its divisors is an integer number (1373120524).

Almost surely, 2^4805921827 is an apocalyptic number.

4805921827 is a deficient number, since it is larger than the sum of its proper divisors (686560269).

4805921827 is an equidigital number, since it uses as much as digits as its factorization.

4805921827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686560268.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 4805921827 is about 69324.7562346958. The cubic root of 4805921827 is about 1687.5587486232.

The spelling of 4805921827 in words is "four billion, eight hundred five million, nine hundred twenty-one thousand, eight hundred twenty-seven".