4879811642 has 8 divisors (see below), whose sum is σ = 7320262836. Its totient is φ = 2439724032.

The previous prime is 4879811641. The next prime is 4879811653. The reversal of 4879811642 is 2461189784.

It can be written as a sum of positive squares in 2 ways, for example, as 4745969881 + 133841761 = 68891^2 + 11569^2 .

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

It is a super-2 number, since 2×4879811642² = 47625123322797472328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4879811641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54413 + ... + 112784.

Almost surely, 2^4879811642 is an apocalyptic number.

4879811642 is a deficient number, since it is larger than the sum of its proper divisors (2440451194).

4879811642 is a wasteful number, since it uses less digits than its factorization.

4879811642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181792.

The product of its digits is 774144, while the sum is 50.

The square root of 4879811642 is about 69855.6486048194. The cubic root of 4879811642 is about 1696.1633943256.

The spelling of 4879811642 in words is "four billion, eight hundred seventy-nine million, eight hundred eleven thousand, six hundred forty-two".