450253541445543 has 12 divisors (see below), whose sum is σ = 709490428944648. Its totient is φ = 272880934209360.

The previous prime is 450253541445529. The next prime is 450253541445557. The reversal of 450253541445543 is 345544145352054.

450253541445543 is a `hidden beast` number, since 4 + 5 + 0 + 2 + 5 + 3 + 5 + 41 + 44 + 554 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (450253541445529) and next prime (450253541445557).

It is not a de Polignac number, because 450253541445543 - 2⁴ = 450253541445527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450253541445543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450253541445503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2274007784980 + ... + 2274007785177.

It is an arithmetic number, because the mean of its divisors is an integer number (59124202412054).

Almost surely, 2^{450253541445543} is an apocalyptic number.

450253541445543 is a deficient number, since it is larger than the sum of its proper divisors (259236887499105).

450253541445543 is a wasteful number, since it uses less digits than its factorization.

450253541445543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4548015570174 (or 4548015570171 counting only the distinct ones).

The product of its (nonzero) digits is 57600000, while the sum is 54.

Adding to 450253541445543 its reverse (345544145352054), we get a palindrome (795797686797597).

The spelling of 450253541445543 in words is "four hundred fifty trillion, two hundred fifty-three billion, five hundred forty-one million, four hundred forty-five thousand, five hundred forty-three".