384405452568 has 40 divisors (see below), whose sum is σ = 1076691199980. Its totient is φ = 128135150640.

The previous prime is 384405452533. The next prime is 384405452593. The reversal of 384405452568 is 865254504483.

384405452568 is a `hidden beast` number, since 3 + 8 + 4 + 4 + 0 + 54 + 525 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 296608498 + ... + 296609793.

Almost surely, 2^384405452568 is an apocalyptic number.

It is an amenable number.

384405452568 is an abundant number, since it is smaller than the sum of its proper divisors (692285747412).

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

384405452568 is a wasteful number, since it uses less digits than its factorization.

384405452568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593218309 (or 593218296 counting only the distinct ones).

The product of its (nonzero) digits is 18432000, while the sum is 54.

The spelling of 384405452568 in words is "three hundred eighty-four billion, four hundred five million, four hundred fifty-two thousand, five hundred sixty-eight".