4576545920 has 32 divisors (see below), whose sum is σ = 10940806620. Its totient is φ = 1830618112.

The previous prime is 4576545917. The next prime is 4576545931. The reversal of 4576545920 is 295456754.

It can be written as a sum of positive squares in 2 ways, for example, as 4380321856 + 196224064 = 66184^2 + 14008^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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, 3574787 + ... + 3576066.

Almost surely, 2^4576545920 is an apocalyptic number.

4576545920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4576545920 is an abundant number, since it is smaller than the sum of its proper divisors (6364260700).

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

4576545920 is an equidigital number, since it uses as much as digits as its factorization.

4576545920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150872 (or 7150860 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 47.

The square root of 4576545920 is about 67650.1730966004. The cubic root of 4576545920 is about 1660.2721187422.

The spelling of 4576545920 in words is "four billion, five hundred seventy-six million, five hundred forty-five thousand, nine hundred twenty".