450111926420 has 36 divisors (see below), whose sum is σ = 1023538548060. Its totient is φ = 166195171584.

The previous prime is 450111926333. The next prime is 450111926443. The reversal of 450111926420 is 24629111054.

It can be written as a sum of positive squares in 6 ways, for example, as 160067207056 + 290044719364 = 400084^2 + 538558^2 .

It is a super-3 number, since 3×450111926420³ (a number of 36 digits) contains 333 as substring.

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 11 ways as a sum of consecutive naturals, for example, 66581225 + ... + 66587984.

It is an arithmetic number, because the mean of its divisors is an integer number (28431626335).

Almost surely, 2^450111926420 is an apocalyptic number.

It is an amenable number.

450111926420 is an abundant number, since it is smaller than the sum of its proper divisors (573426621640).

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

450111926420 is a wasteful number, since it uses less digits than its factorization.

450111926420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133169244 (or 133169229 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 450111926420 in words is "four hundred fifty billion, one hundred eleven million, nine hundred twenty-six thousand, four hundred twenty".