450446505250 has 64 divisors (see below), whose sum is σ = 1020386315520. Its totient is φ = 145354156800.

The previous prime is 450446505241. The next prime is 450446505251. The reversal of 450446505250 is 52505644054.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (450446505251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7540780 + ... + 7600279.

It is an arithmetic number, because the mean of its divisors is an integer number (15943536180).

Almost surely, 2^450446505250 is an apocalyptic number.

450446505250 is an abundant number, since it is smaller than the sum of its proper divisors (569939810270).

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

450446505250 is a wasteful number, since it uses less digits than its factorization.

450446505250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15141100 (or 15141090 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 450446505250 in words is "four hundred fifty billion, four hundred forty-six million, five hundred five thousand, two hundred fifty".