450461678 has 4 divisors (see below), whose sum is σ = 675692520. Its totient is φ = 225230838.

The previous prime is 450461657. The next prime is 450461689. The reversal of 450461678 is 876164054.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112615418 + ... + 112615421.

It is an arithmetic number, because the mean of its divisors is an integer number (168923130).

Almost surely, 2^450461678 is an apocalyptic number.

450461678 is a deficient number, since it is larger than the sum of its proper divisors (225230842).

450461678 is a wasteful number, since it uses less digits than its factorization.

450461678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225230841.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 450461678 is about 21224.0825007820. The cubic root of 450461678 is about 766.5714081604.

The spelling of 450461678 in words is "four hundred fifty million, four hundred sixty-one thousand, six hundred seventy-eight".