67055516961 has 16 divisors (see below), whose sum is σ = 92325942720. Its totient is φ = 43263460800.

The previous prime is 67055516951. The next prime is 67055516963. The reversal of 67055516961 is 16961555076.

It is not a de Polignac number, because 67055516961 - 2¹⁰ = 67055515937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67055516963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2370390 + ... + 2398511.

It is an arithmetic number, because the mean of its divisors is an integer number (5770371420).

Almost surely, 2^67055516961 is an apocalyptic number.

It is an amenable number.

67055516961 is a deficient number, since it is larger than the sum of its proper divisors (25270425759).

67055516961 is a wasteful number, since it uses less digits than its factorization.

67055516961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4769056.

The product of its (nonzero) digits is 1701000, while the sum is 51.

The spelling of 67055516961 in words is "sixty-seven billion, fifty-five million, five hundred sixteen thousand, nine hundred sixty-one".