452521995122 has 6 divisors (see below), whose sum is σ = 678784419693. Its totient is φ = 226260521892.

The previous prime is 452521995043. The next prime is 452521995127. The reversal of 452521995122 is 221599125254.

It can be written as a sum of positive squares in 2 ways, for example, as 429560957281 + 22961037841 = 655409^2 + 151529^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=475669.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452521995127) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 713504 + ... + 1189172.

Almost surely, 2^452521995122 is an apocalyptic number.

452521995122 is a deficient number, since it is larger than the sum of its proper divisors (226262424571).

452521995122 is an frugal number, since it uses more digits than its factorization.

452521995122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951340 (or 475671 counting only the distinct ones).

The product of its digits is 648000, while the sum is 47.

The spelling of 452521995122 in words is "four hundred fifty-two billion, five hundred twenty-one million, nine hundred ninety-five thousand, one hundred twenty-two".