67366734067 has 4 divisors (see below), whose sum is σ = 68033731536. Its totient is φ = 66699736600.

The previous prime is 67366734053. The next prime is 67366734073. The reversal of 67366734067 is 76043766376.

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 67366734067 - 2²³ = 67358345459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67366733999 and 67366734017.

It is not an unprimeable number, because it can be changed into a prime (67366734047) 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, 333498583 + ... + 333498784.

It is an arithmetic number, because the mean of its divisors is an integer number (17008432884).

Almost surely, 2^67366734067 is an apocalyptic number.

67366734067 is a deficient number, since it is larger than the sum of its proper divisors (666997469).

67366734067 is a wasteful number, since it uses less digits than its factorization.

67366734067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666997468.

The product of its (nonzero) digits is 16003008, while the sum is 55.

The spelling of 67366734067 in words is "sixty-seven billion, three hundred sixty-six million, seven hundred thirty-four thousand, sixty-seven".