385814374468 has 12 divisors (see below), whose sum is σ = 714891341052. Its totient is φ = 181559705600.

The previous prime is 385814374457. The next prime is 385814374487. The reversal of 385814374468 is 864473418583.

It can be written as a sum of positive squares in 2 ways, for example, as 361155325444 + 24659049024 = 600962^2 + 157032^2 .

It is a super-2 number, since 2×385814374468² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2836870333 + ... + 2836870468.

It is an arithmetic number, because the mean of its divisors is an integer number (59574278421).

Almost surely, 2^385814374468 is an apocalyptic number.

It is an amenable number.

385814374468 is a deficient number, since it is larger than the sum of its proper divisors (329076966584).

385814374468 is a wasteful number, since it uses less digits than its factorization.

385814374468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5673740822 (or 5673740820 counting only the distinct ones).

The product of its digits is 61931520, while the sum is 61.

The spelling of 385814374468 in words is "three hundred eighty-five billion, eight hundred fourteen million, three hundred seventy-four thousand, four hundred sixty-eight".