381339852834 has 16 divisors (see below), whose sum is σ = 763188516000. Its totient is φ = 127028482560.

The previous prime is 381339852769. The next prime is 381339852863. The reversal of 381339852834 is 438258933183.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21190687 + ... + 21208674.

It is an arithmetic number, because the mean of its divisors is an integer number (47699282250).

Almost surely, 2^381339852834 is an apocalyptic number.

381339852834 is an abundant number, since it is smaller than the sum of its proper divisors (381848663166).

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

381339852834 is a wasteful number, since it uses less digits than its factorization.

381339852834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42400865.

The product of its digits is 14929920, while the sum is 57.

The spelling of 381339852834 in words is "three hundred eighty-one billion, three hundred thirty-nine million, eight hundred fifty-two thousand, eight hundred thirty-four".