385173841934 has 16 divisors (see below), whose sum is σ = 668253414528. Its totient is φ = 163085653752.

The previous prime is 385173841883. The next prime is 385173841937. The reversal of 385173841934 is 439148371583.

It is a self number, because there is not a number n which added to its sum of digits gives 385173841934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385173841937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165736292 + ... + 165738615.

It is an arithmetic number, because the mean of its divisors is an integer number (41765838408).

Almost surely, 2^385173841934 is an apocalyptic number.

385173841934 is a deficient number, since it is larger than the sum of its proper divisors (283079572594).

385173841934 is a wasteful number, since it uses less digits than its factorization.

385173841934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331474999.

The product of its digits is 8709120, while the sum is 56.

The spelling of 385173841934 in words is "three hundred eighty-five billion, one hundred seventy-three million, eight hundred forty-one thousand, nine hundred thirty-four".