383178428616 has 64 divisors (see below), whose sum is σ = 979139819520. Its totient is φ = 124915714560.

The previous prime is 383178428609. The next prime is 383178428693. The reversal of 383178428616 is 616824871383.

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 15 ways as a sum of consecutive naturals, for example, 83080 + ... + 879351.

It is an arithmetic number, because the mean of its divisors is an integer number (15299059680).

Almost surely, 2^383178428616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 383178428616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489569909760).

383178428616 is an abundant number, since it is smaller than the sum of its proper divisors (595961390904).

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

383178428616 is a wasteful number, since it uses less digits than its factorization.

383178428616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962806 (or 962802 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 57.

The spelling of 383178428616 in words is "three hundred eighty-three billion, one hundred seventy-eight million, four hundred twenty-eight thousand, six hundred sixteen".