384254104240 has 20 divisors (see below), whose sum is σ = 893390792544. Its totient is φ = 153701641664.

The previous prime is 384254104229. The next prime is 384254104249. The reversal of 384254104240 is 42401452483.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 384254104240.

It is not an unprimeable number, because it can be changed into a prime (384254104249) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2401588072 + ... + 2401588231.

Almost surely, 2^384254104240 is an apocalyptic number.

It is an amenable number.

384254104240 is an abundant number, since it is smaller than the sum of its proper divisors (509136688304).

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

384254104240 is a wasteful number, since it uses less digits than its factorization.

384254104240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4803176316 (or 4803176310 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 37.

The spelling of 384254104240 in words is "three hundred eighty-four billion, two hundred fifty-four million, one hundred four thousand, two hundred forty".