450253550 has 48 divisors (see below), whose sum is σ = 860449392. Its totient is φ = 175219200.

The previous prime is 450253541. The next prime is 450253567. The reversal of 450253550 is 55352054.

It is a happy number.

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, 346502 + ... + 347798.

It is an arithmetic number, because the mean of its divisors is an integer number (17926029).

Almost surely, 2^450253550 is an apocalyptic number.

450253550 is a deficient number, since it is larger than the sum of its proper divisors (410195842).

450253550 is a wasteful number, since it uses less digits than its factorization.

450253550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493 (or 1488 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 450253550 is about 21219.1788248273. The cubic root of 450253550 is about 766.4533296350.

The spelling of 450253550 in words is "four hundred fifty million, two hundred fifty-three thousand, five hundred fifty".