4489061851 has 4 divisors (see below), whose sum is σ = 4521357400. Its totient is φ = 4456766304.

The previous prime is 4489061839. The next prime is 4489061879. The reversal of 4489061851 is 1581609844.

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 4489061851 - 2¹³ = 4489053659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4489061821) 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 3 ways as a sum of consecutive naturals, for example, 16147566 + ... + 16147843.

It is an arithmetic number, because the mean of its divisors is an integer number (1130339350).

Almost surely, 2^4489061851 is an apocalyptic number.

4489061851 is a deficient number, since it is larger than the sum of its proper divisors (32295549).

4489061851 is a wasteful number, since it uses less digits than its factorization.

4489061851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32295548.

The product of its (nonzero) digits is 276480, while the sum is 46.

The square root of 4489061851 is about 67000.4615730369. The cubic root of 4489061851 is about 1649.6248735218.

The spelling of 4489061851 in words is "four billion, four hundred eighty-nine million, sixty-one thousand, eight hundred fifty-one".