452789761536 has 640 divisors, whose sum is σ = 1577754731520. Its totient is φ = 127113338880.

The previous prime is 452789761517. The next prime is 452789761547. The reversal of 452789761536 is 635167987254.

452789761536 is a `hidden beast` number, since 4 + 5 + 2 + 7 + 8 + 9 + 7 + 615 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

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 in 63 ways as a sum of consecutive naturals, for example, 478130215 + ... + 478131161.

It is an arithmetic number, because the mean of its divisors is an integer number (2465241768).

Almost surely, 2^452789761536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452789761536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788877365760).

452789761536 is an abundant number, since it is smaller than the sum of its proper divisors (1124964969984).

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

452789761536 is an frugal number, since it uses more digits than its factorization.

452789761536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1020 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 63.

The spelling of 452789761536 in words is "four hundred fifty-two billion, seven hundred eighty-nine million, seven hundred sixty-one thousand, five hundred thirty-six".