67394552676 has 96 divisors (see below), whose sum is σ = 172495927296. Its totient is φ = 20310240000.

The previous prime is 67394552669. The next prime is 67394552677. The reversal of 67394552676 is 67625549376.

It is not an unprimeable number, because it can be changed into a prime (67394552677) 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 31 ways as a sum of consecutive naturals, for example, 26417601 + ... + 26420151.

It is an arithmetic number, because the mean of its divisors is an integer number (1796832576).

Almost surely, 2^67394552676 is an apocalyptic number.

67394552676 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67394552676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86247963648).

67394552676 is an abundant number, since it is smaller than the sum of its proper divisors (105101374620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67394552676 is a wasteful number, since it uses less digits than its factorization.

67394552676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593 (or 3591 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 60.

The spelling of 67394552676 in words is "sixty-seven billion, three hundred ninety-four million, five hundred fifty-two thousand, six hundred seventy-six".