67740734071 has 8 divisors (see below), whose sum is σ = 71743855680. Its totient is φ = 63739653888.

The previous prime is 67740733997. The next prime is 67740734077. The reversal of 67740734071 is 17043704776.

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

It is a cyclic number.

It is not a de Polignac number, because 67740734071 - 2⁹ = 67740733559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67740734077) 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, 441766 + ... + 575011.

It is an arithmetic number, because the mean of its divisors is an integer number (8967981960).

Almost surely, 2^67740734071 is an apocalyptic number.

67740734071 is a deficient number, since it is larger than the sum of its proper divisors (4003121609).

67740734071 is a wasteful number, since it uses less digits than its factorization.

67740734071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020713.

The product of its (nonzero) digits is 691488, while the sum is 46.

The spelling of 67740734071 in words is "sixty-seven billion, seven hundred forty million, seven hundred thirty-four thousand, seventy-one".