669358104 has 16 divisors (see below), whose sum is σ = 1673395320. Its totient is φ = 223119360.

The previous prime is 669358061. The next prime is 669358111. The reversal of 669358104 is 401853966.

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, 13944937 + ... + 13944984.

Almost surely, 2^669358104 is an apocalyptic number.

It is an amenable number.

669358104 is an abundant number, since it is smaller than the sum of its proper divisors (1004037216).

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

669358104 is a wasteful number, since it uses less digits than its factorization.

669358104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27889930 (or 27889926 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 669358104 is about 25871.9559368827. The cubic root of 669358104 is about 874.7544797951.

The spelling of 669358104 in words is "six hundred sixty-nine million, three hundred fifty-eight thousand, one hundred four".