669825118 has 8 divisors (see below), whose sum is σ = 1029243600. Its totient is φ = 326743920.

The previous prime is 669825103. The next prime is 669825131. The reversal of 669825118 is 811528966.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4084218 + ... + 4084381.

It is an arithmetic number, because the mean of its divisors is an integer number (128655450).

Almost surely, 2^669825118 is an apocalyptic number.

669825118 is a deficient number, since it is larger than the sum of its proper divisors (359418482).

669825118 is a wasteful number, since it uses less digits than its factorization.

669825118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8168642.

The product of its digits is 207360, while the sum is 46.

The square root of 669825118 is about 25880.9798500752. The cubic root of 669825118 is about 874.9578724752.

The spelling of 669825118 in words is "six hundred sixty-nine million, eight hundred twenty-five thousand, one hundred eighteen".