452778260544 has 315 divisors, whose sum is σ = 1382881138093. Its totient is φ = 141640232448.

The previous prime is 452778260479. The next prime is 452778260579. The reversal of 452778260544 is 445062877254.

The square root of 452778260544 is 672888.

It is a perfect power (a square), and thus also a powerful number.

452778260544 is a `hidden beast` number, since 4 + 5 + 2 + 7 + 78 + 26 + 0 + 544 = 666.

It can be written as a sum of positive squares in only one way, i.e., 326406542400 + 126371718144 = 571320^2 + 355488^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 8542986022 + ... + 8542986074.

Almost surely, 2^452778260544 is an apocalyptic number.

452778260544 is the 672888-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452778260544

452778260544 is an abundant number, since it is smaller than the sum of its proper divisors (930102877549).

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

452778260544 is an frugal number, since it uses more digits than its factorization.

452778260544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 15052800, while the sum is 54.

The spelling of 452778260544 in words is "four hundred fifty-two billion, seven hundred seventy-eight million, two hundred sixty thousand, five hundred forty-four".