452616616620 has 288 divisors, whose sum is σ = 1714964299776. Its totient is φ = 94228531200.

The previous prime is 452616616597. The next prime is 452616616649. The reversal of 452616616620 is 26616616254.

452616616620 is a `hidden beast` number, since 4 + 5 + 2 + 6 + 1 + 6 + 6 + 16 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 95 ways as a sum of consecutive naturals, for example, 323205 + ... + 1004835.

It is an arithmetic number, because the mean of its divisors is an integer number (5954737152).

Almost surely, 2^452616616620 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 452616616620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (857482149888).

452616616620 is an abundant number, since it is smaller than the sum of its proper divisors (1262347683156).

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

452616616620 is a wasteful number, since it uses less digits than its factorization.

452616616620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681701 (or 681696 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 452616616620 in words is "four hundred fifty-two billion, six hundred sixteen million, six hundred sixteen thousand, six hundred twenty".