384020402000 has 40 divisors (see below), whose sum is σ = 928561336872. Its totient is φ = 153608160000.

The previous prime is 384020401907. The next prime is 384020402113. The reversal of 384020402000 is 204020483.

It can be written as a sum of positive squares in 4 ways, for example, as 8687731264 + 375332670736 = 93208^2 + 612644^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 96003101 + ... + 96007100.

Almost surely, 2^384020402000 is an apocalyptic number.

It is an amenable number.

384020402000 is an abundant number, since it is smaller than the sum of its proper divisors (544540934872).

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

384020402000 is a wasteful number, since it uses less digits than its factorization.

384020402000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192010224 (or 192010208 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 384020402000 its reverse (204020483), we get a palindrome (384224422483).

The spelling of 384020402000 in words is "three hundred eighty-four billion, twenty million, four hundred two thousand".