450442670705 has 4 divisors (see below), whose sum is σ = 540531204852. Its totient is φ = 360354136560.

The previous prime is 450442670693. The next prime is 450442670719. The reversal of 450442670705 is 507076244054.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 174128440369 + 276314230336 = 417287^2 + 525656^2 .

It is not a de Polignac number, because 450442670705 - 2²⁸ = 450174235249 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 45044267066 + ... + 45044267075.

It is an arithmetic number, because the mean of its divisors is an integer number (135132801213).

Almost surely, 2^450442670705 is an apocalyptic number.

It is an amenable number.

450442670705 is a deficient number, since it is larger than the sum of its proper divisors (90088534147).

450442670705 is an equidigital number, since it uses as much as digits as its factorization.

450442670705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90088534146.

The product of its (nonzero) digits is 940800, while the sum is 44.

The spelling of 450442670705 in words is "four hundred fifty billion, four hundred forty-two million, six hundred seventy thousand, seven hundred five".