67145192196 has 96 divisors (see below), whose sum is σ = 175346075520. Its totient is φ = 19873382400.

The previous prime is 67145192161. The next prime is 67145192201. The reversal of 67145192196 is 69129154176.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 898176 + ... + 970056.

It is an arithmetic number, because the mean of its divisors is an integer number (1826521620).

Almost surely, 2^67145192196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67145192196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87673037760).

67145192196 is an abundant number, since it is smaller than the sum of its proper divisors (108200883324).

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

67145192196 is a wasteful number, since it uses less digits than its factorization.

67145192196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72165 (or 72163 counting only the distinct ones).

The product of its digits is 816480, while the sum is 51.

The spelling of 67145192196 in words is "sixty-seven billion, one hundred forty-five million, one hundred ninety-two thousand, one hundred ninety-six".