452715628520 has 16 divisors (see below), whose sum is σ = 1018610164260. Its totient is φ = 181086251392.

The previous prime is 452715628333. The next prime is 452715628523. The reversal of 452715628520 is 25826517254.

It can be written as a sum of positive squares in 2 ways, for example, as 450565822564 + 2149805956 = 671242^2 + 46366^2 .

It is not an unprimeable number, because it can be changed into a prime (452715628523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5658945317 + ... + 5658945396.

Almost surely, 2^452715628520 is an apocalyptic number.

452715628520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452715628520 is an abundant number, since it is smaller than the sum of its proper divisors (565894535740).

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

452715628520 is a wasteful number, since it uses less digits than its factorization.

452715628520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11317890724 (or 11317890720 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 452715628520 in words is "four hundred fifty-two billion, seven hundred fifteen million, six hundred twenty-eight thousand, five hundred twenty".