669546482 has 24 divisors (see below), whose sum is σ = 1130863356. Its totient is φ = 296912000.

The previous prime is 669546467. The next prime is 669546499. The reversal of 669546482 is 284645966.

It can be written as a sum of positive squares in 2 ways, for example, as 668791321 + 755161 = 25861^2 + 869^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 669546482.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23819 + ... + 43662.

Almost surely, 2^669546482 is an apocalyptic number.

669546482 is a deficient number, since it is larger than the sum of its proper divisors (461316874).

669546482 is a wasteful number, since it uses less digits than its factorization.

669546482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67546 (or 67535 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 50.

The square root of 669546482 is about 25875.5962636612. The cubic root of 669546482 is about 874.8365330549.

The spelling of 669546482 in words is "six hundred sixty-nine million, five hundred forty-six thousand, four hundred eighty-two".