4646985728 has 224 divisors, whose sum is σ = 11890126080. Its totient is φ = 1763573760.

The previous prime is 4646985703. The next prime is 4646985767. The reversal of 4646985728 is 8275896464.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

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, 33431483 + ... + 33431621.

It is an arithmetic number, because the mean of its divisors is an integer number (53080920).

Almost surely, 2^4646985728 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 4646985728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5945063040).

4646985728 is an abundant number, since it is smaller than the sum of its proper divisors (7243140352).

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

4646985728 is a wasteful number, since it uses less digits than its factorization.

4646985728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 212 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 59.

The square root of 4646985728 is about 68168.8031873818. The cubic root of 4646985728 is about 1668.7468012152.

The spelling of 4646985728 in words is "four billion, six hundred forty-six million, nine hundred eighty-five thousand, seven hundred twenty-eight".