4775555840 has 72 divisors (see below), whose sum is σ = 12478889808. Its totient is φ = 1736560640.

The previous prime is 4775555801. The next prime is 4775555879. The reversal of 4775555840 is 485555774.

It is an interprime number because it is at equal distance from previous prime (4775555801) and next prime (4775555879).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155507 + ... + 183666.

It is an arithmetic number, because the mean of its divisors is an integer number (173317914).

Almost surely, 2^4775555840 is an apocalyptic number.

4775555840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4775555840 is an abundant number, since it is smaller than the sum of its proper divisors (7703333968).

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

4775555840 is a wasteful number, since it uses less digits than its factorization.

4775555840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339205 (or 339191 counting only the distinct ones).

The product of its (nonzero) digits is 3920000, while the sum is 50.

The square root of 4775555840 is about 69105.3966054750. The cubic root of 4775555840 is about 1683.9969833863.

The spelling of 4775555840 in words is "four billion, seven hundred seventy-five million, five hundred fifty-five thousand, eight hundred forty".