67367040667 has 16 divisors (see below), whose sum is σ = 69138686592. Its totient is φ = 65614723200.

The previous prime is 67367040647. The next prime is 67367040679. The reversal of 67367040667 is 76604076376.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67367040667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67367040647) 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, 11038917 + ... + 11045017.

It is an arithmetic number, because the mean of its divisors is an integer number (4321167912).

Almost surely, 2^67367040667 is an apocalyptic number.

67367040667 is a deficient number, since it is larger than the sum of its proper divisors (1771645925).

67367040667 is a wasteful number, since it uses less digits than its factorization.

67367040667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7638.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 67367040667 in words is "sixty-seven billion, three hundred sixty-seven million, forty thousand, six hundred sixty-seven".