452021472454 has 16 divisors (see below), whose sum is σ = 731908833120. Its totient is φ = 208729554880.

The previous prime is 452021472407. The next prime is 452021472457. The reversal of 452021472454 is 454274120254.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452021472457) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 169422007 + ... + 169424674.

It is an arithmetic number, because the mean of its divisors is an integer number (45744302070).

Almost surely, 2^452021472454 is an apocalyptic number.

452021472454 is a deficient number, since it is larger than the sum of its proper divisors (279887360666).

452021472454 is a wasteful number, since it uses less digits than its factorization.

452021472454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338846735.

The product of its (nonzero) digits is 358400, while the sum is 40.

The spelling of 452021472454 in words is "four hundred fifty-two billion, twenty-one million, four hundred seventy-two thousand, four hundred fifty-four".