669016000 has 112 divisors (see below), whose sum is σ = 1668487392. Its totient is φ = 265728000.

The previous prime is 669015967. The next prime is 669016027. The reversal of 669016000 is 610966.

It is a happy number.

669016000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 669016000.

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, 1927827 + ... + 1928173.

Almost surely, 2^669016000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 669016000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834243696).

669016000 is an abundant number, since it is smaller than the sum of its proper divisors (999471392).

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

669016000 is a wasteful number, since it uses less digits than its factorization.

669016000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 669016000 is about 25865.3436087750. The cubic root of 669016000 is about 874.6054275404.

Adding to 669016000 its reverse (610966), we get a palindrome (669626966).

The spelling of 669016000 in words is "six hundred sixty-nine million, sixteen thousand".