385871109472 has 24 divisors (see below), whose sum is σ = 760215456000. Its totient is φ = 192800517504.

The previous prime is 385871109443. The next prime is 385871109509. The reversal of 385871109472 is 274901178583.

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 3 ways as a sum of consecutive naturals, for example, 4173472 + ... + 4264927.

It is an arithmetic number, because the mean of its divisors is an integer number (31675644000).

Almost surely, 2^385871109472 is an apocalyptic number.

385871109472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

385871109472 is a deficient number, since it is larger than the sum of its proper divisors (374344346528).

385871109472 is a wasteful number, since it uses less digits than its factorization.

385871109472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8439838 (or 8439830 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 385871109472 in words is "three hundred eighty-five billion, eight hundred seventy-one million, one hundred nine thousand, four hundred seventy-two".