168327838132 has 24 divisors (see below), whose sum is σ = 296653877856. Its totient is φ = 83570827488.

The previous prime is 168327838121. The next prime is 168327838139. The reversal of 168327838132 is 231838723861.

It is a super-2 number, since 2×168327838132² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 168327838132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168327838139) 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, 390063 + ... + 699145.

It is an arithmetic number, because the mean of its divisors is an integer number (12360578244).

Almost surely, 2^168327838132 is an apocalyptic number.

It is an amenable number.

168327838132 is a deficient number, since it is larger than the sum of its proper divisors (128326039724).

168327838132 is a wasteful number, since it uses less digits than its factorization.

168327838132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310047 (or 310045 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The spelling of 168327838132 in words is "one hundred sixty-eight billion, three hundred twenty-seven million, eight hundred thirty-eight thousand, one hundred thirty-two".