452123746420 has 12 divisors (see below), whose sum is σ = 949459867524. Its totient is φ = 180849498560.

The previous prime is 452123746379. The next prime is 452123746421. The reversal of 452123746420 is 24647321254.

It can be written as a sum of positive squares in 2 ways, for example, as 155190299364 + 296933447056 = 393942^2 + 544916^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452123746421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11303093641 + ... + 11303093680.

It is an arithmetic number, because the mean of its divisors is an integer number (79121655627).

Almost surely, 2^452123746420 is an apocalyptic number.

It is an amenable number.

452123746420 is an abundant number, since it is smaller than the sum of its proper divisors (497336121104).

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

452123746420 is a wasteful number, since it uses less digits than its factorization.

452123746420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22606187330 (or 22606187328 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 452123746420 in words is "four hundred fifty-two billion, one hundred twenty-three million, seven hundred forty-six thousand, four hundred twenty".