4647939571968 has 1728 divisors, whose sum is σ = 17075651088384. Its totient is φ = 1107025920000.

The previous prime is 4647939571963. The next prime is 4647939571999. The reversal of 4647939571968 is 8691759397464.

It is a junction number, because it is equal to n+sod(n) for n = 4647939571893 and 4647939571902.

It is not an unprimeable number, because it can be changed into a prime (4647939571963) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 30781056693 + ... + 30781056843.

It is an arithmetic number, because the mean of its divisors is an integer number (9881742528).

Almost surely, 2^{4647939571968} is an apocalyptic number.

4647939571968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4647939571968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8537825544192).

4647939571968 is an abundant number, since it is smaller than the sum of its proper divisors (12427711516416).

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

4647939571968 is a wasteful number, since it uses less digits than its factorization.

4647939571968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 311 counting only the distinct ones).

The product of its digits is 2469035520, while the sum is 78.

The spelling of 4647939571968 in words is "four trillion, six hundred forty-seven billion, nine hundred thirty-nine million, five hundred seventy-one thousand, nine hundred sixty-eight".