384840880755 has 8 divisors (see below), whose sum is σ = 615745409232. Its totient is φ = 205248469728.

The previous prime is 384840880733. The next prime is 384840880763. The reversal of 384840880755 is 557088048483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-384840880755 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12828029344 + ... + 12828029373.

It is an arithmetic number, because the mean of its divisors is an integer number (76968176154).

Almost surely, 2^384840880755 is an apocalyptic number.

384840880755 is a deficient number, since it is larger than the sum of its proper divisors (230904528477).

384840880755 is a wasteful number, since it uses less digits than its factorization.

384840880755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25656058725.

The product of its (nonzero) digits is 34406400, while the sum is 60.

The spelling of 384840880755 in words is "three hundred eighty-four billion, eight hundred forty million, eight hundred eighty thousand, seven hundred fifty-five".