452304251220 has 48 divisors (see below), whose sum is σ = 1267761737088. Its totient is φ = 120489720960.

The previous prime is 452304251183. The next prime is 452304251239. The reversal of 452304251220 is 22152403254.

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 15 ways as a sum of consecutive naturals, for example, 3839811 + ... + 3955850.

It is an arithmetic number, because the mean of its divisors is an integer number (26411702856).

Almost surely, 2^452304251220 is an apocalyptic number.

It is an amenable number.

452304251220 is an abundant number, since it is smaller than the sum of its proper divisors (815457485868).

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

452304251220 is a wasteful number, since it uses less digits than its factorization.

452304251220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7796640 (or 7796638 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 452304251220 its reverse (22152403254), we get a palindrome (474456654474).

The spelling of 452304251220 in words is "four hundred fifty-two billion, three hundred four million, two hundred fifty-one thousand, two hundred twenty".