450400210112 has 28 divisors (see below), whose sum is σ = 924582331680. Its totient is φ = 217434583296.

The previous prime is 450400210111. The next prime is 450400210171. The reversal of 450400210112 is 211012004054.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (450400210111) 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, 121334408 + ... + 121338119.

It is an arithmetic number, because the mean of its divisors is an integer number (33020797560).

Almost surely, 2^450400210112 is an apocalyptic number.

It is an amenable number.

450400210112 is an abundant number, since it is smaller than the sum of its proper divisors (474182121568).

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

450400210112 is a wasteful number, since it uses less digits than its factorization.

450400210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242672568 (or 242672558 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 450400210112 its reverse (211012004054), we get a palindrome (661412214166).

The spelling of 450400210112 in words is "four hundred fifty billion, four hundred million, two hundred ten thousand, one hundred twelve".