450220455 has 24 divisors (see below), whose sum is σ = 783161808. Its totient is φ = 239262336.

The previous prime is 450220427. The next prime is 450220483. The reversal of 450220455 is 554022054.

450220455 is a `hidden beast` number, since 450 + 2 + 204 + 5 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (450220427) and next prime (450220483).

It is not a de Polignac number, because 450220455 - 2⁶ = 450220391 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 4942 + ... + 30411.

It is an arithmetic number, because the mean of its divisors is an integer number (32631742).

Almost surely, 2^450220455 is an apocalyptic number.

450220455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

450220455 is a deficient number, since it is larger than the sum of its proper divisors (332941353).

450220455 is a wasteful number, since it uses less digits than its factorization.

450220455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35647 (or 35644 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 450220455 is about 21218.3989735324. The cubic root of 450220455 is about 766.4345502943.

The spelling of 450220455 in words is "four hundred fifty million, two hundred twenty thousand, four hundred fifty-five".