4521838480 has 40 divisors (see below), whose sum is σ = 10531113912. Its totient is φ = 1805666304.

The previous prime is 4521838403. The next prime is 4521838499. The reversal of 4521838480 is 848381254.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1609293456 + 2912545024 = 40116^2 + 53968^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 219 + ... + 95098.

Almost surely, 2^4521838480 is an apocalyptic number.

4521838480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4521838480 is an abundant number, since it is smaller than the sum of its proper divisors (6009275432).

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

4521838480 is a wasteful number, since it uses less digits than its factorization.

4521838480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95923 (or 95917 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 43.

The square root of 4521838480 is about 67244.6167362117. The cubic root of 4521838480 is about 1653.6300221263.

The spelling of 4521838480 in words is "four billion, five hundred twenty-one million, eight hundred thirty-eight thousand, four hundred eighty".