452162068407852 has 144 divisors (see below), whose sum is σ = 1163465836753920. Its totient is φ = 136571922241920.

The previous prime is 452162068407851. The next prime is 452162068407887. The reversal of 452162068407852 is 258704860261254.

It is a super-2 number, since 2×452162068407852² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452162068407851) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 545149918 + ... + 545978714.

Almost surely, 2^{452162068407852} 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 452162068407852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (581732918376960).

452162068407852 is an abundant number, since it is smaller than the sum of its proper divisors (711303768346068).

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

452162068407852 is a wasteful number, since it uses less digits than its factorization.

452162068407852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830052 (or 830039 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 452162068407852 in words is "four hundred fifty-two trillion, one hundred sixty-two billion, sixty-eight million, four hundred seven thousand, eight hundred fifty-two".