66767073342 has 8 divisors (see below), whose sum is σ = 133534146696. Its totient is φ = 22255691112.

The previous prime is 66767073341. The next prime is 66767073343. The reversal of 66767073342 is 24337076766.

It is a happy number.

66767073342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66767073341) and next prime (66767073343).

It is a sphenic number, since it is the product of 3 distinct primes.

66767073342 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66767073341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5563922773 + ... + 5563922784.

It is an arithmetic number, because the mean of its divisors is an integer number (16691768337).

Almost surely, 2^66767073342 is an apocalyptic number.

66767073342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66767073342 is a wasteful number, since it uses less digits than its factorization.

66767073342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11127845562.

The product of its (nonzero) digits is 5334336, while the sum is 51.

The spelling of 66767073342 in words is "sixty-six billion, seven hundred sixty-seven million, seventy-three thousand, three hundred forty-two".