1466544663 has 16 divisors (see below), whose sum is σ = 2173420800. Its totient is φ = 977353560.

The previous prime is 1466544647. The next prime is 1466544671. The reversal of 1466544663 is 3664456641.

1466544663 is a `hidden beast` number, since 1 + 46 + 6 + 544 + 6 + 63 = 666.

It is not a de Polignac number, because 1466544663 - 2⁴ = 1466544647 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466544643) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 86478 + ... + 102036.

It is an arithmetic number, because the mean of its divisors is an integer number (135838800).

Almost surely, 2^1466544663 is an apocalyptic number.

1466544663 is a deficient number, since it is larger than the sum of its proper divisors (706876137).

1466544663 is a wasteful number, since it uses less digits than its factorization.

1466544663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19059 (or 19053 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 1466544663 is about 38295.4914187036. The cubic root of 1466544663 is about 1136.1397758211.

The spelling of 1466544663 in words is "one billion, four hundred sixty-six million, five hundred forty-four thousand, six hundred sixty-three".