450310222040 has 64 divisors (see below), whose sum is σ = 1159133794560. Its totient is φ = 154232979840.

The previous prime is 450310221919. The next prime is 450310222079. The reversal of 450310222040 is 40222013054.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 450310221997 and 450310222015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556262 + ... + 1100021.

It is an arithmetic number, because the mean of its divisors is an integer number (18111465540).

Almost surely, 2^450310222040 is an apocalyptic number.

450310222040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450310222040 is an abundant number, since it is smaller than the sum of its proper divisors (708823572520).

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

450310222040 is a wasteful number, since it uses less digits than its factorization.

450310222040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657272 (or 1657268 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 450310222040 its reverse (40222013054), we get a palindrome (490532235094).

The spelling of 450310222040 in words is "four hundred fifty billion, three hundred ten million, two hundred twenty-two thousand, forty".