452021267220 has 48 divisors (see below), whose sum is σ = 1274153932800. Its totient is φ = 119730015616.

The previous prime is 452021267183. The next prime is 452021267261. The reversal of 452021267220 is 22762120254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25271892 + ... + 25289771.

It is an arithmetic number, because the mean of its divisors is an integer number (26544873600).

Almost surely, 2^452021267220 is an apocalyptic number.

It is an amenable number.

452021267220 is an abundant number, since it is smaller than the sum of its proper divisors (822132665580).

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

452021267220 is a wasteful number, since it uses less digits than its factorization.

452021267220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50561824 (or 50561822 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

Adding to 452021267220 its reverse (22762120254), we get a palindrome (474783387474).

The spelling of 452021267220 in words is "four hundred fifty-two billion, twenty-one million, two hundred sixty-seven thousand, two hundred twenty".