168065068934 has 24 divisors (see below), whose sum is σ = 293321472408. Its totient is φ = 72011903040.

The previous prime is 168065068909. The next prime is 168065068949. The reversal of 168065068934 is 439860560861.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 168065068934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258977 + ... + 634979.

It is an arithmetic number, because the mean of its divisors is an integer number (12221728017).

Almost surely, 2^168065068934 is an apocalyptic number.

168065068934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168065068934 is a deficient number, since it is larger than the sum of its proper divisors (125256403474).

168065068934 is a wasteful number, since it uses less digits than its factorization.

168065068934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380580 (or 380573 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 168065068934 in words is "one hundred sixty-eight billion, sixty-five million, sixty-eight thousand, nine hundred thirty-four".