4643489842 has 8 divisors (see below), whose sum is σ = 6971802732. Its totient is φ = 2319555600.

The previous prime is 4643489821. The next prime is 4643489867. The reversal of 4643489842 is 2489843464.

It can be written as a sum of positive squares in 2 ways, for example, as 4562867401 + 80622441 = 67549^2 + 8979^2 .

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

It is a super-3 number, since 3×4643489842³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4643489842.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092009 + ... + 1096252.

Almost surely, 2^4643489842 is an apocalyptic number.

4643489842 is a deficient number, since it is larger than the sum of its proper divisors (2328312890).

4643489842 is a wasteful number, since it uses less digits than its factorization.

4643489842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189324.

The product of its digits is 5308416, while the sum is 52.

The square root of 4643489842 is about 68143.1569711882. The cubic root of 4643489842 is about 1668.3282351148.

The spelling of 4643489842 in words is "four billion, six hundred forty-three million, four hundred eighty-nine thousand, eight hundred forty-two".