4785457328 has 20 divisors (see below), whose sum is σ = 9273163920. Its totient is φ = 2392382784.

The previous prime is 4785457309. The next prime is 4785457337. The reversal of 4785457328 is 8237545874.

It is a Cunningham number, because it is equal to 69177²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 4785457328.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121058 + ... + 155646.

It is an arithmetic number, because the mean of its divisors is an integer number (463658196).

Almost surely, 2^4785457328 is an apocalyptic number.

It is an amenable number.

4785457328 is a deficient number, since it is larger than the sum of its proper divisors (4487706592).

4785457328 is a wasteful number, since it uses less digits than its factorization.

4785457328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43244 (or 43238 counting only the distinct ones).

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

The square root of 4785457328 is about 69176.9999927722. Note that the first 5 decimals coincide. The cubic root of 4785457328 is about 1685.1600288273.

The spelling of 4785457328 in words is "four billion, seven hundred eighty-five million, four hundred fifty-seven thousand, three hundred twenty-eight".