450458064 has 80 divisors (see below), whose sum is σ = 1477703040. Its totient is φ = 128701440.

The previous prime is 450458051. The next prime is 450458089. The reversal of 450458064 is 460854054.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71457 + ... + 77504.

It is an arithmetic number, because the mean of its divisors is an integer number (18471288).

Almost surely, 2^450458064 is an apocalyptic number.

It is an amenable number.

450458064 is an abundant number, since it is smaller than the sum of its proper divisors (1027244976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450458064 is a wasteful number, since it uses less digits than its factorization.

450458064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148985 (or 148973 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 450458064 is about 21223.9973614774. The cubic root of 450458064 is about 766.5693581181.

The spelling of 450458064 in words is "four hundred fifty million, four hundred fifty-eight thousand, sixty-four".