452856539520 has 1536 divisors, whose sum is σ = 2014352271360. Its totient is φ = 91039334400.

The previous prime is 452856539479. The next prime is 452856539537. The reversal of 452856539520 is 25935658254.

452856539520 is a `hidden beast` number, since 4 + 5 + 2 + 8 + 56 + 539 + 52 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2298764062 + ... + 2298764258.

It is an arithmetic number, because the mean of its divisors is an integer number (1311427260).

Almost surely, 2^452856539520 is an apocalyptic number.

452856539520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452856539520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1007176135680).

452856539520 is an abundant number, since it is smaller than the sum of its proper divisors (1561495731840).

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

452856539520 is a wasteful number, since it uses less digits than its factorization.

452856539520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 54.

The spelling of 452856539520 in words is "four hundred fifty-two billion, eight hundred fifty-six million, five hundred thirty-nine thousand, five hundred twenty".