453221020504 has 32 divisors (see below), whose sum is σ = 980264436480. Its totient is φ = 192422273184.

The previous prime is 453221020501. The next prime is 453221020523. The reversal of 453221020504 is 405020122354.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453221020501) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 37812852 + ... + 37824835.

It is an arithmetic number, because the mean of its divisors is an integer number (30633263640).

Almost surely, 2^453221020504 is an apocalyptic number.

It is an amenable number.

453221020504 is an abundant number, since it is smaller than the sum of its proper divisors (527043415976).

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

453221020504 is a wasteful number, since it uses less digits than its factorization.

453221020504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75637807 (or 75637803 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 453221020504 its reverse (405020122354), we get a palindrome (858241142858).

The spelling of 453221020504 in words is "four hundred fifty-three billion, two hundred twenty-one million, twenty thousand, five hundred four".