450233330440 has 32 divisors (see below), whose sum is σ = 1013273712000. Its totient is φ = 180049115584.

The previous prime is 450233330377. The next prime is 450233330479. The reversal of 450233330440 is 44033332054.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1216570 + ... + 1542889.

It is an arithmetic number, because the mean of its divisors is an integer number (31664803500).

Almost surely, 2^450233330440 is an apocalyptic number.

450233330440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450233330440 is an abundant number, since it is smaller than the sum of its proper divisors (563040381560).

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

450233330440 is a wasteful number, since it uses less digits than its factorization.

450233330440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763549 (or 2763545 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 450233330440 its reverse (44033332054), we get a palindrome (494266662494).

The spelling of 450233330440 in words is "four hundred fifty billion, two hundred thirty-three million, three hundred thirty thousand, four hundred forty".