669014054328 has 64 divisors (see below), whose sum is σ = 1690266276000. Its totient is φ = 220643596800.

The previous prime is 669014054327. The next prime is 669014054339. The reversal of 669014054328 is 823450410966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (669014054327) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3427098 + ... + 3617046.

Almost surely, 2^669014054328 is an apocalyptic number.

It is an amenable number.

669014054328 is an abundant number, since it is smaller than the sum of its proper divisors (1021252221672).

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

669014054328 is a wasteful number, since it uses less digits than its factorization.

669014054328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191512 (or 191508 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 669014054328 in words is "six hundred sixty-nine billion, fourteen million, fifty-four thousand, three hundred twenty-eight".