383218394682 has 32 divisors (see below), whose sum is σ = 800005570560. Its totient is φ = 122148077040.

The previous prime is 383218394681. The next prime is 383218394693. The reversal of 383218394682 is 286493812383.

It is a super-2 number, since 2×383218394682² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (383218394681) by changing a digit.

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, 26919 + ... + 875877.

It is an arithmetic number, because the mean of its divisors is an integer number (25000174080).

Almost surely, 2^383218394682 is an apocalyptic number.

383218394682 is an abundant number, since it is smaller than the sum of its proper divisors (416787175878).

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

383218394682 is a wasteful number, since it uses less digits than its factorization.

383218394682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852258.

The product of its digits is 11943936, while the sum is 57.

The spelling of 383218394682 in words is "three hundred eighty-three billion, two hundred eighteen million, three hundred ninety-four thousand, six hundred eighty-two".