4856879815 has 4 divisors (see below), whose sum is σ = 5828255784. Its totient is φ = 3885503848.

The previous prime is 4856879813. The next prime is 4856879831. The reversal of 4856879815 is 5189786584.

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 4856879815 - 2¹ = 4856879813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4856879813) 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, 485687977 + ... + 485687986.

It is an arithmetic number, because the mean of its divisors is an integer number (1457063946).

Almost surely, 2^4856879815 is an apocalyptic number.

4856879815 is a deficient number, since it is larger than the sum of its proper divisors (971375969).

4856879815 is an equidigital number, since it uses as much as digits as its factorization.

4856879815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971375968.

The product of its digits is 19353600, while the sum is 61.

The square root of 4856879815 is about 69691.3180747789. The cubic root of 4856879815 is about 1693.5022797529.

The spelling of 4856879815 in words is "four billion, eight hundred fifty-six million, eight hundred seventy-nine thousand, eight hundred fifteen".