67270755605 has 8 divisors (see below), whose sum is σ = 80727867864. Its totient is φ = 53814630400.

The previous prime is 67270755593. The next prime is 67270755679. The reversal of 67270755605 is 50655707276.

67270755605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 28880623249 + 38390132356 = 169943^2 + 195934^2 .

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

It is not a de Polignac number, because 67270755605 - 2³⁰ = 66197013781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87476 + ... + 377085.

It is an arithmetic number, because the mean of its divisors is an integer number (10090983483).

Almost surely, 2^67270755605 is an apocalyptic number.

It is an amenable number.

67270755605 is a deficient number, since it is larger than the sum of its proper divisors (13457112259).

67270755605 is a wasteful number, since it uses less digits than its factorization.

67270755605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493527.

The product of its (nonzero) digits is 3087000, while the sum is 50.

The spelling of 67270755605 in words is "sixty-seven billion, two hundred seventy million, seven hundred fifty-five thousand, six hundred five".