384804878842 has 8 divisors (see below), whose sum is σ = 577232168436. Its totient is φ = 192394156032.

The previous prime is 384804878839. The next prime is 384804878863. The reversal of 384804878842 is 248878408483.

It can be written as a sum of positive squares in 2 ways, for example, as 283802318361 + 101002560481 = 532731^2 + 317809^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4083463 + ... + 4176634.

Almost surely, 2^384804878842 is an apocalyptic number.

384804878842 is a deficient number, since it is larger than the sum of its proper divisors (192427289594).

384804878842 is a wasteful number, since it uses less digits than its factorization.

384804878842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8283392.

The product of its (nonzero) digits is 88080384, while the sum is 64.

The spelling of 384804878842 in words is "three hundred eighty-four billion, eight hundred four million, eight hundred seventy-eight thousand, eight hundred forty-two".