450612664 has 16 divisors (see below), whose sum is σ = 889367400. Its totient is φ = 213448032.

The previous prime is 450612653. The next prime is 450612667. The reversal of 450612664 is 466216054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450612667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1482127 + ... + 1482430.

Almost surely, 2^450612664 is an apocalyptic number.

It is an amenable number.

450612664 is a deficient number, since it is larger than the sum of its proper divisors (438754736).

450612664 is a wasteful number, since it uses less digits than its factorization.

450612664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964582 (or 2964578 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 450612664 is about 21227.6391527650. The cubic root of 450612664 is about 766.6570452059.

The spelling of 450612664 in words is "four hundred fifty million, six hundred twelve thousand, six hundred sixty-four".