4847979892 has 48 divisors (see below), whose sum is σ = 9982828800. Its totient is φ = 2016748800.

The previous prime is 4847979887. The next prime is 4847979953. The reversal of 4847979892 is 2989797484.

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, 217842 + ... + 239062.

It is an arithmetic number, because the mean of its divisors is an integer number (207975600).

Almost surely, 2^4847979892 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 4847979892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4991414400).

4847979892 is an abundant number, since it is smaller than the sum of its proper divisors (5134848908).

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

4847979892 is a wasteful number, since it uses less digits than its factorization.

4847979892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21472 (or 21470 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 67.

The square root of 4847979892 is about 69627.4363451650. The cubic root of 4847979892 is about 1692.4672355796.

The spelling of 4847979892 in words is "four billion, eight hundred forty-seven million, nine hundred seventy-nine thousand, eight hundred ninety-two".