450051685 has 8 divisors (see below), whose sum is σ = 540178560. Its totient is φ = 359963664.

The previous prime is 450051677. The next prime is 450051691. The reversal of 450051685 is 586150054.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 450051685 - 2³ = 450051677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450051685.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32304 + ... + 44086.

It is an arithmetic number, because the mean of its divisors is an integer number (67522320).

Almost surely, 2^450051685 is an apocalyptic number.

It is an amenable number.

450051685 is a deficient number, since it is larger than the sum of its proper divisors (90126875).

450051685 is a wasteful number, since it uses less digits than its factorization.

450051685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19427.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 450051685 is about 21214.4216277513. The cubic root of 450051685 is about 766.3387695689.

The spelling of 450051685 in words is "four hundred fifty million, fifty-one thousand, six hundred eighty-five".