4979556864 has 160 divisors (see below), whose sum is σ = 15084421440. Its totient is φ = 1621057536.

The previous prime is 4979556847. The next prime is 4979556913. The reversal of 4979556864 is 4686559794.

4979556864 is a `hidden beast` number, since 4 + 9 + 7 + 9 + 5 + 568 + 64 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 590244 + ... + 598620.

It is an arithmetic number, because the mean of its divisors is an integer number (94277634).

Almost surely, 2^4979556864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4979556864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7542210720).

4979556864 is an abundant number, since it is smaller than the sum of its proper divisors (10104864576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4979556864 is an equidigital number, since it uses as much as digits as its factorization.

4979556864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8447 (or 8425 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The square root of 4979556864 is about 70565.9752572017. The cubic root of 4979556864 is about 1707.6422785591.

The spelling of 4979556864 in words is "four billion, nine hundred seventy-nine million, five hundred fifty-six thousand, eight hundred sixty-four".