382042681685 has 16 divisors (see below), whose sum is σ = 524398722816. Its totient is φ = 261744887808.

The previous prime is 382042681649. The next prime is 382042681723. The reversal of 382042681685 is 586186240283.

It is a cyclic number.

It is not a de Polignac number, because 382042681685 - 2³² = 377747714389 is a prime.

It is a super-2 number, since 2×382042681685² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 4693169 + ... + 4773878.

It is an arithmetic number, because the mean of its divisors is an integer number (32774920176).

Almost surely, 2^382042681685 is an apocalyptic number.

382042681685 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

382042681685 is a deficient number, since it is larger than the sum of its proper divisors (142356041131).

382042681685 is a wasteful number, since it uses less digits than its factorization.

382042681685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468212.

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 382042681685 in words is "three hundred eighty-two billion, forty-two million, six hundred eighty-one thousand, six hundred eighty-five".