452517266520 has 320 divisors, whose sum is σ = 1672958564640. Its totient is φ = 109700110080.

The previous prime is 452517266489. The next prime is 452517266527. The reversal of 452517266520 is 25662715254.

452517266520 is a `hidden beast` number, since 4 + 5 + 2 + 51 + 72 + 6 + 6 + 520 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452517266527) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4259974 + ... + 4364906.

Almost surely, 2^452517266520 is an apocalyptic number.

452517266520 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 452517266520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836479282320).

452517266520 is an abundant number, since it is smaller than the sum of its proper divisors (1220441298120).

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

452517266520 is a wasteful number, since it uses less digits than its factorization.

452517266520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104989 (or 104954 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 452517266520 in words is "four hundred fifty-two billion, five hundred seventeen million, two hundred sixty-six thousand, five hundred twenty".