4518756450 has 192 divisors, whose sum is σ = 13487886720. Its totient is φ = 1105816320.

The previous prime is 4518756449. The next prime is 4518756457. The reversal of 4518756450 is 546578154.

4518756450 is a `hidden beast` number, since 4 + 5 + 1 + 87 + 564 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 4518756396 and 4518756405.

It is not an unprimeable number, because it can be changed into a prime (4518756457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3456697 + ... + 3458003.

It is an arithmetic number, because the mean of its divisors is an integer number (70249410).

Almost surely, 2^4518756450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4518756450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6743943360).

4518756450 is an abundant number, since it is smaller than the sum of its proper divisors (8969130270).

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

4518756450 is a wasteful number, since it uses less digits than its factorization.

4518756450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538 (or 1527 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 4518756450 is about 67221.6962743429. The cubic root of 4518756450 is about 1653.2542387135.

The spelling of 4518756450 in words is "four billion, five hundred eighteen million, seven hundred fifty-six thousand, four hundred fifty".