383781845384 has 32 divisors (see below), whose sum is σ = 833972630400. Its totient is φ = 162161341440.

The previous prime is 383781845311. The next prime is 383781845423. The reversal of 383781845384 is 483548187383.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 48258329 + ... + 48266280.

It is an arithmetic number, because the mean of its divisors is an integer number (26061644700).

Almost surely, 2^383781845384 is an apocalyptic number.

It is an amenable number.

383781845384 is an abundant number, since it is smaller than the sum of its proper divisors (450190785016).

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

383781845384 is a wasteful number, since it uses less digits than its factorization.

383781845384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96524693 (or 96524689 counting only the distinct ones).

The product of its digits is 61931520, while the sum is 62.

The spelling of 383781845384 in words is "three hundred eighty-three billion, seven hundred eighty-one million, eight hundred forty-five thousand, three hundred eighty-four".