384919873920 has 96 divisors (see below), whose sum is σ = 1329176459520. Its totient is φ = 102645298176.

The previous prime is 384919873913. The next prime is 384919873951. The reversal of 384919873920 is 29378919483.

384919873920 is a `hidden beast` number, since 3 + 8 + 491 + 98 + 7 + 39 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33407424 + ... + 33418943.

It is an arithmetic number, because the mean of its divisors is an integer number (13845588120).

Almost surely, 2^384919873920 is an apocalyptic number.

384919873920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

384919873920 is an abundant number, since it is smaller than the sum of its proper divisors (944256585600).

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

384919873920 is a wasteful number, since it uses less digits than its factorization.

384919873920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66826392 (or 66826377 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 384919873920 in words is "three hundred eighty-four billion, nine hundred nineteen million, eight hundred seventy-three thousand, nine hundred twenty".