450042443145 has 48 divisors (see below), whose sum is σ = 809400271680. Its totient is φ = 239893545024.

The previous prime is 450042443099. The next prime is 450042443159. The reversal of 450042443145 is 541344240054.

450042443145 is a `hidden beast` number, since 4 + 50 + 0 + 424 + 43 + 145 = 666.

It is not a de Polignac number, because 450042443145 - 2¹¹ = 450042441097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2181886 + ... + 2379224.

It is an arithmetic number, because the mean of its divisors is an integer number (16862505660).

Almost surely, 2^450042443145 is an apocalyptic number.

450042443145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

450042443145 is a deficient number, since it is larger than the sum of its proper divisors (359357828535).

450042443145 is a wasteful number, since it uses less digits than its factorization.

450042443145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199236 (or 199224 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 450042443145 its reverse (541344240054), we get a palindrome (991386683199).

The spelling of 450042443145 in words is "four hundred fifty billion, forty-two million, four hundred forty-three thousand, one hundred forty-five".