669013874816 has 96 divisors (see below), whose sum is σ = 1600414663680. Its totient is φ = 277471111680.

The previous prime is 669013874813. The next prime is 669013874941. The reversal of 669013874816 is 618478310966.

It is not an unprimeable number, because it can be changed into a prime (669013874813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1526000 + ... + 1914863.

It is an arithmetic number, because the mean of its divisors is an integer number (16670986080).

Almost surely, 2^669013874816 is an apocalyptic number.

It is an amenable number.

669013874816 is an abundant number, since it is smaller than the sum of its proper divisors (931400788864).

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

669013874816 is a wasteful number, since it uses less digits than its factorization.

669013874816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440922 (or 3440903 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 669013874816 in words is "six hundred sixty-nine billion, thirteen million, eight hundred seventy-four thousand, eight hundred sixteen".