385561340382 has 64 divisors (see below), whose sum is σ = 832828760064. Its totient is φ = 118561766400.

The previous prime is 385561340293. The next prime is 385561340393. The reversal of 385561340382 is 283043165583.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 895882 + ... + 1254482.

It is an arithmetic number, because the mean of its divisors is an integer number (13012949376).

Almost surely, 2^385561340382 is an apocalyptic number.

385561340382 is an abundant number, since it is smaller than the sum of its proper divisors (447267419682).

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

385561340382 is a wasteful number, since it uses less digits than its factorization.

385561340382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358833.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 385561340382 in words is "three hundred eighty-five billion, five hundred sixty-one million, three hundred forty thousand, three hundred eighty-two".