4879447840 has 48 divisors (see below), whose sum is σ = 11639654208. Its totient is φ = 1932823296.

The previous prime is 4879447829. The next prime is 4879447841. The reversal of 4879447840 is 487449784.

It is a super-2 number, since 2×4879447840² = 47618022446561331200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4879447841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131562 + ... + 164521.

It is an arithmetic number, because the mean of its divisors is an integer number (242492796).

Almost surely, 2^4879447840 is an apocalyptic number.

4879447840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4879447840 is an abundant number, since it is smaller than the sum of its proper divisors (6760206368).

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

4879447840 is a wasteful number, since it uses less digits than its factorization.

4879447840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296201 (or 296193 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 55.

The square root of 4879447840 is about 69853.0446007903. The cubic root of 4879447840 is about 1696.1212422225.

The spelling of 4879447840 in words is "four billion, eight hundred seventy-nine million, four hundred forty-seven thousand, eight hundred forty".