1443456450 has 126 divisors (see below), whose sum is σ = 4045731849. Its totient is φ = 382987440.

The previous prime is 1443456419. The next prime is 1443456461. The reversal of 1443456450 is 546543441.

1443456450 is a `hidden beast` number, since 1 + 4 + 4 + 3 + 4 + 5 + 645 + 0 = 666.

1443456450 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1414587321 + 28869129 = 37611^2 + 5373^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=26865.

It is a super-3 number, since 3×1443456450³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 7253451 + ... + 7253649.

Almost surely, 2^1443456450 is an apocalyptic number.

1443456450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1443456450

1443456450 is an abundant number, since it is smaller than the sum of its proper divisors (2602275399).

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

1443456450 is an frugal number, since it uses more digits than its factorization.

1443456450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 1443456450 is about 37992.8473531532. The cubic root of 1443456450 is about 1130.1460249330.

Multiplying 1443456450 by its product of nonzero digits (115200), we get a square (166286183040000 = 12895200²).

Adding to 1443456450 its reverse (546543441), we get a palindrome (1989999891).

The spelling of 1443456450 in words is "one billion, four hundred forty-three million, four hundred fifty-six thousand, four hundred fifty".