4660081728 has 112 divisors (see below), whose sum is σ = 12542495616. Its totient is φ = 1526722560.

The previous prime is 4660081709. The next prime is 4660081747. The reversal of 4660081728 is 8271800664.

It is an interprime number because it is at equal distance from previous prime (4660081709) and next prime (4660081747).

It is a self number, because there is not a number n which added to its sum of digits gives 4660081728.

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, 7049718 + ... + 7050378.

It is an arithmetic number, because the mean of its divisors is an integer number (111986568).

Almost surely, 2^4660081728 is an apocalyptic number.

4660081728 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 4660081728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6271247808).

4660081728 is an abundant number, since it is smaller than the sum of its proper divisors (7882413888).

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

4660081728 is a wasteful number, since it uses less digits than its factorization.

4660081728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1242 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 4660081728 is about 68264.7912763234. The cubic root of 4660081728 is about 1670.3129354879.

The spelling of 4660081728 in words is "four billion, six hundred sixty million, eighty-one thousand, seven hundred twenty-eight".