4578478352 has 160 divisors (see below), whose sum is σ = 11136787200. Its totient is φ = 1778909184.

The previous prime is 4578478343. The next prime is 4578478357. The reversal of 4578478352 is 2538748754.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a junction number, because it is equal to n+sod(n) for n = 4578478294 and 4578478303.

It is not an unprimeable number, because it can be changed into a prime (4578478357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5953424 + ... + 5954192.

It is an arithmetic number, because the mean of its divisors is an integer number (69604920).

Almost surely, 2^4578478352 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 4578478352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5568393600).

4578478352 is an abundant number, since it is smaller than the sum of its proper divisors (6558308848).

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

4578478352 is a wasteful number, since it uses less digits than its factorization.

4578478352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 907 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 53.

The square root of 4578478352 is about 67664.4541247471. The cubic root of 4578478352 is about 1660.5057674050.

The spelling of 4578478352 in words is "four billion, five hundred seventy-eight million, four hundred seventy-eight thousand, three hundred fifty-two".