4821999999 has 4 divisors (see below), whose sum is σ = 6429333336. Its totient is φ = 3214666664.

The previous prime is 4821999991. The next prime is 4822000013. The reversal of 4821999999 is 9999991284.

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 4821999999 - 2³ = 4821999991 is a prime.

4821999999 is a modest number, since divided by 99999 gives 48219 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4821999991) 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, 803666664 + ... + 803666669.

It is an arithmetic number, because the mean of its divisors is an integer number (1607333334).

Almost surely, 2^4821999999 is an apocalyptic number.

4821999999 is a deficient number, since it is larger than the sum of its proper divisors (1607333337).

4821999999 is a wasteful number, since it uses less digits than its factorization.

4821999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607333336.

The product of its digits is 34012224, while the sum is 69.

The square root of 4821999999 is about 69440.6221098285. The cubic root of 4821999999 is about 1689.4385585273.

The spelling of 4821999999 in words is "four billion, eight hundred twenty-one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".