4503478500 has 480 divisors, whose sum is σ = 16134902784. Its totient is φ = 1088640000.

The previous prime is 4503478489. The next prime is 4503478501. The reversal of 4503478500 is 58743054.

4503478500 is a `hidden beast` number, since 4 + 50 + 34 + 78 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4503478501) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 21343395 + ... + 21343605.

Almost surely, 2^4503478500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4503478500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8067451392).

4503478500 is an abundant number, since it is smaller than the sum of its proper divisors (11631424284).

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

4503478500 is a wasteful number, since it uses less digits than its factorization.

4503478500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 4503478500 is about 67107.9615246954. The cubic root of 4503478500 is about 1651.3889131773.

The spelling of 4503478500 in words is "four billion, five hundred three million, four hundred seventy-eight thousand, five hundred".