67770733737071 has 4 divisors (see below), whose sum is σ = 68782237225752. Its totient is φ = 66759230248392.

The previous prime is 67770733737067. The next prime is 67770733737103. The reversal of 67770733737071 is 17073733707776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 67770733737071 - 2² = 67770733737067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67770733736989 and 67770733737007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67770733737001) 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, 505751744240 + ... + 505751744373.

It is an arithmetic number, because the mean of its divisors is an integer number (17195559306438).

Almost surely, 2^{67770733737071} is an apocalyptic number.

67770733737071 is a deficient number, since it is larger than the sum of its proper divisors (1011503488681).

67770733737071 is a wasteful number, since it uses less digits than its factorization.

67770733737071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011503488680.

The product of its (nonzero) digits is 133413966, while the sum is 65.

The spelling of 67770733737071 in words is "sixty-seven trillion, seven hundred seventy billion, seven hundred thirty-three million, seven hundred thirty-seven thousand, seventy-one".