384380913773 has 4 divisors (see below), whose sum is σ = 389246495040. Its totient is φ = 379515332508.

The previous prime is 384380913769. The next prime is 384380913793. The reversal of 384380913773 is 377319083483.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 384380913773 - 2² = 384380913769 is a prime.

It is a super-2 number, since 2×384380913773² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384380913793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2432790515 + ... + 2432790672.

It is an arithmetic number, because the mean of its divisors is an integer number (97311623760).

Almost surely, 2^384380913773 is an apocalyptic number.

It is an amenable number.

384380913773 is a deficient number, since it is larger than the sum of its proper divisors (4865581267).

384380913773 is an equidigital number, since it uses as much as digits as its factorization.

384380913773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865581266.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 384380913773 in words is "three hundred eighty-four billion, three hundred eighty million, nine hundred thirteen thousand, seven hundred seventy-three".