67334406667 has 8 divisors (see below), whose sum is σ = 77776641072. Its totient is φ = 57612326400.

The previous prime is 67334406661. The next prime is 67334406683. The reversal of 67334406667 is 76660443376.

67334406667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 67334406667 - 2¹¹ = 67334404619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67334406661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180038334 + ... + 180038707.

It is an arithmetic number, because the mean of its divisors is an integer number (9722080134).

Almost surely, 2^67334406667 is an apocalyptic number.

67334406667 is a deficient number, since it is larger than the sum of its proper divisors (10442234405).

67334406667 is a wasteful number, since it uses less digits than its factorization.

67334406667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360077069.

The product of its (nonzero) digits is 9144576, while the sum is 52.

The spelling of 67334406667 in words is "sixty-seven billion, three hundred thirty-four million, four hundred six thousand, six hundred sixty-seven".