450561711242 has 16 divisors (see below), whose sum is σ = 682575228000. Its totient is φ = 223036904400.

The previous prime is 450561711217. The next prime is 450561711293. The reversal of 450561711242 is 242117165054.

It is a junction number, because it is equal to n+sod(n) for n = 450561711196 and 450561711205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3857009 + ... + 3972107.

It is an arithmetic number, because the mean of its divisors is an integer number (42660951750).

Almost surely, 2^450561711242 is an apocalyptic number.

450561711242 is a deficient number, since it is larger than the sum of its proper divisors (232013516758).

450561711242 is a wasteful number, since it uses less digits than its factorization.

450561711242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134581.

The product of its (nonzero) digits is 67200, while the sum is 38.

Adding to 450561711242 its reverse (242117165054), we get a palindrome (692678876296).

The spelling of 450561711242 in words is "four hundred fifty billion, five hundred sixty-one million, seven hundred eleven thousand, two hundred forty-two".