67168903852 has 24 divisors (see below), whose sum is σ = 123870694752. Its totient is φ = 31806192000.

The previous prime is 67168903843. The next prime is 67168903853. The reversal of 67168903852 is 25830986176.

It is a junction number, because it is equal to n+sod(n) for n = 67168903793 and 67168903802.

It is not an unprimeable number, because it can be changed into a prime (67168903853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3605049 + ... + 3623632.

It is an arithmetic number, because the mean of its divisors is an integer number (5161278948).

Almost surely, 2^67168903852 is an apocalyptic number.

It is an amenable number.

67168903852 is a deficient number, since it is larger than the sum of its proper divisors (56701790900).

67168903852 is a wasteful number, since it uses less digits than its factorization.

67168903852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7228809 (or 7228807 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 67168903852 in words is "sixty-seven billion, one hundred sixty-eight million, nine hundred three thousand, eight hundred fifty-two".