1459664448 has 56 divisors (see below), whose sum is σ = 4213128480. Its totient is φ = 442321920.

The previous prime is 1459664447. The next prime is 1459664473. The reversal of 1459664448 is 8444669541.

It is a self number, because there is not a number n which added to its sum of digits gives 1459664448.

It is not an unprimeable number, because it can be changed into a prime (1459664443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343453 + ... + 347676.

Almost surely, 2^1459664448 is an apocalyptic number.

It is an amenable number.

1459664448 is an abundant number, since it is smaller than the sum of its proper divisors (2753464032).

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

1459664448 is a wasteful number, since it uses less digits than its factorization.

1459664448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691155 (or 691145 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 51.

The square root of 1459664448 is about 38205.5551981646. Note that the first 3 decimals coincide. The cubic root of 1459664448 is about 1134.3602773279.

The spelling of 1459664448 in words is "one billion, four hundred fifty-nine million, six hundred sixty-four thousand, four hundred forty-eight".