453503252000 has 96 divisors (see below), whose sum is σ = 1114521735600. Its totient is φ = 181358284800.

The previous prime is 453503251987. The next prime is 453503252039. The reversal of 453503252000 is 252305354.

It can be written as a sum of positive squares in 8 ways, for example, as 42996510736 + 410506741264 = 207356^2 + 640708^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20937176 + ... + 20958824.

Almost surely, 2^453503252000 is an apocalyptic number.

453503252000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453503252000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557260867800).

453503252000 is an abundant number, since it is smaller than the sum of its proper divisors (661018483600).

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

453503252000 is a wasteful number, since it uses less digits than its factorization.

453503252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26911 (or 26893 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

Adding to 453503252000 its reverse (252305354), we get a palindrome (453755557354).

The spelling of 453503252000 in words is "four hundred fifty-three billion, five hundred three million, two hundred fifty-two thousand".