4578623825 has 6 divisors (see below), whose sum is σ = 5677493574. Its totient is φ = 3662899040.

The previous prime is 4578623759. The next prime is 4578623843. The reversal of 4578623825 is 5283268754.

It can be written as a sum of positive squares in 3 ways, for example, as 1592329216 + 2986294609 = 39904^2 + 54647^2 .

It is not a de Polignac number, because 4578623825 - 2²⁸ = 4310188369 is a prime.

It is a super-2 number, since 2×4578623825² = 41927592261715261250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91572452 + ... + 91572501.

It is an arithmetic number, because the mean of its divisors is an integer number (946248929).

Almost surely, 2^4578623825 is an apocalyptic number.

It is an amenable number.

4578623825 is a deficient number, since it is larger than the sum of its proper divisors (1098869749).

4578623825 is a wasteful number, since it uses less digits than its factorization.

4578623825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183144963 (or 183144958 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 50.

The square root of 4578623825 is about 67665.5290750024. The cubic root of 4578623825 is about 1660.5233537571.

The spelling of 4578623825 in words is "four billion, five hundred seventy-eight million, six hundred twenty-three thousand, eight hundred twenty-five".