4815975720 has 32 divisors (see below), whose sum is σ = 14447927520. Its totient is φ = 1284260160.

The previous prime is 4815975719. The next prime is 4815975761. The reversal of 4815975720 is 275795184.

It is a self number, because there is not a number n which added to its sum of digits gives 4815975720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20066446 + ... + 20066685.

It is an arithmetic number, because the mean of its divisors is an integer number (451497735).

Almost surely, 2^4815975720 is an apocalyptic number.

4815975720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4815975720 is an abundant number, since it is smaller than the sum of its proper divisors (9631951800).

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

4815975720 is a wasteful number, since it uses less digits than its factorization.

4815975720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40133145 (or 40133141 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 48.

The square root of 4815975720 is about 69397.2313568776. The cubic root of 4815975720 is about 1688.7347087694.

The spelling of 4815975720 in words is "four billion, eight hundred fifteen million, nine hundred seventy-five thousand, seven hundred twenty".