383041784321 has 16 divisors (see below), whose sum is σ = 455181849600. Its totient is φ = 315411287040.

The previous prime is 383041784269. The next prime is 383041784327. The reversal of 383041784321 is 123487140383.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383041784321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (383041784327) 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, 6412496 + ... + 6471953.

It is an arithmetic number, because the mean of its divisors is an integer number (28448865600).

Almost surely, 2^383041784321 is an apocalyptic number.

383041784321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

383041784321 is a deficient number, since it is larger than the sum of its proper divisors (72140065279).

383041784321 is a wasteful number, since it uses less digits than its factorization.

383041784321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12884624.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 383041784321 in words is "three hundred eighty-three billion, forty-one million, seven hundred eighty-four thousand, three hundred twenty-one".