4530256500 has 384 divisors, whose sum is σ = 16742928384. Its totient is φ = 924480000.

The previous prime is 4530256483. The next prime is 4530256553. The reversal of 4530256500 is 56520354.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7045179 + ... + 7045821.

It is an arithmetic number, because the mean of its divisors is an integer number (43601376).

Almost surely, 2^4530256500 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 4530256500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8371464192).

4530256500 is an abundant number, since it is smaller than the sum of its proper divisors (12212671884).

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

4530256500 is a wasteful number, since it uses less digits than its factorization.

4530256500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 4530256500 is about 67307.1801518976. The cubic root of 4530256500 is about 1654.6555387320.

Adding to 4530256500 its reverse (56520354), we get a palindrome (4586776854).

The spelling of 4530256500 in words is "four billion, five hundred thirty million, two hundred fifty-six thousand, five hundred".