384258647340 has 72 divisors (see below), whose sum is σ = 1166057238528. Its totient is φ = 102427418880.

The previous prime is 384258647323. The next prime is 384258647387. The reversal of 384258647340 is 43746852483.

384258647340 is a `hidden beast` number, since 3 + 8 + 4 + 258 + 6 + 47 + 340 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13525 + ... + 876755.

It is an arithmetic number, because the mean of its divisors is an integer number (16195239424).

Almost surely, 2^384258647340 is an apocalyptic number.

384258647340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

384258647340 is an abundant number, since it is smaller than the sum of its proper divisors (781798591188).

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

384258647340 is a wasteful number, since it uses less digits than its factorization.

384258647340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865719 (or 865714 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 54.

The spelling of 384258647340 in words is "three hundred eighty-four billion, two hundred fifty-eight million, six hundred forty-seven thousand, three hundred forty".