452223012146 has 4 divisors (see below), whose sum is σ = 678334518222. Its totient is φ = 226111506072.

The previous prime is 452223012121. The next prime is 452223012151. The reversal of 452223012146 is 641210322254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 434933655025 + 17289357121 = 659495^2 + 131489^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 113055753035 + ... + 113055753038.

Almost surely, 2^452223012146 is an apocalyptic number.

452223012146 is a deficient number, since it is larger than the sum of its proper divisors (226111506076).

452223012146 is a wasteful number, since it uses less digits than its factorization.

452223012146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226111506075.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 452223012146 in words is "four hundred fifty-two billion, two hundred twenty-three million, twelve thousand, one hundred forty-six".