383868683850 has 48 divisors (see below), whose sum is σ = 953275897152. Its totient is φ = 102227180160.

The previous prime is 383868683813. The next prime is 383868683857. The reversal of 383868683850 is 58386868383.

It is not an unprimeable number, because it can be changed into a prime (383868683857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1610707 + ... + 1833606.

It is an arithmetic number, because the mean of its divisors is an integer number (19859914524).

Almost surely, 2^383868683850 is an apocalyptic number.

383868683850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

383868683850 is an abundant number, since it is smaller than the sum of its proper divisors (569407213302).

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

383868683850 is a wasteful number, since it uses less digits than its factorization.

383868683850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445071 (or 3445066 counting only the distinct ones).

The product of its (nonzero) digits is 159252480, while the sum is 66.

The spelling of 383868683850 in words is "three hundred eighty-three billion, eight hundred sixty-eight million, six hundred eighty-three thousand, eight hundred fifty".