450005301142543 has 8 divisors (see below), whose sum is σ = 450871336583136. Its totient is φ = 449139274521600.

The previous prime is 450005301142517. The next prime is 450005301142547. The reversal of 450005301142543 is 345241103500054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450005301142543 is a prime.

It is a super-2 number, since 2×450005301142543² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450005301142547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104944303 + ... + 109148143.

It is an arithmetic number, because the mean of its divisors is an integer number (56358917072892).

Almost surely, 2^{450005301142543} is an apocalyptic number.

450005301142543 is a deficient number, since it is larger than the sum of its proper divisors (866035440593).

450005301142543 is a wasteful number, since it uses less digits than its factorization.

450005301142543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409825.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 450005301142543 its reverse (345241103500054), we get a palindrome (795246404642597).

The spelling of 450005301142543 in words is "four hundred fifty trillion, five billion, three hundred one million, one hundred forty-two thousand, five hundred forty-three".