450435123442 has 16 divisors (see below), whose sum is σ = 689990759640. Its totient is φ = 220457832192.

The previous prime is 450435123431. The next prime is 450435123491. The reversal of 450435123442 is 244321534054.

It can be written as a sum of positive squares in 4 ways, for example, as 421433374041 + 29001749401 = 649179^2 + 170299^2 .

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, 4861017 + ... + 4952812.

Almost surely, 2^450435123442 is an apocalyptic number.

450435123442 is a deficient number, since it is larger than the sum of its proper divisors (239555636198).

450435123442 is a wasteful number, since it uses less digits than its factorization.

450435123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9814317.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 450435123442 its reverse (244321534054), we get a palindrome (694756657496).

The spelling of 450435123442 in words is "four hundred fifty billion, four hundred thirty-five million, one hundred twenty-three thousand, four hundred forty-two".