384665003443923 has 16 divisors (see below), whose sum is σ = 513041096510976. Its totient is φ = 256366129013280.

The previous prime is 384665003443913. The next prime is 384665003443961. The reversal of 384665003443923 is 329344300566483.

It is not a de Polignac number, because 384665003443923 - 2⁹ = 384665003443411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (384665003443913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259793190 + ... + 261269652.

It is an arithmetic number, because the mean of its divisors is an integer number (32065068531936).

Almost surely, 2^{384665003443923} is an apocalyptic number.

384665003443923 is a deficient number, since it is larger than the sum of its proper divisors (128376093067053).

384665003443923 is a wasteful number, since it uses less digits than its factorization.

384665003443923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502554.

The product of its (nonzero) digits is 134369280, while the sum is 60.

The spelling of 384665003443923 in words is "three hundred eighty-four trillion, six hundred sixty-five billion, three million, four hundred forty-three thousand, nine hundred twenty-three".