67403667340067 has 4 divisors (see below), whose sum is σ = 67403713798416. Its totient is φ = 67403620881720.

The previous prime is 67403667340043. The next prime is 67403667340127. The reversal of 67403667340067 is 76004376630476.

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 67403667340067 - 2¹⁴ = 67403667323683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67403667339988 and 67403667340015.

It is not an unprimeable number, because it can be changed into a prime (67403667340367) 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, 20980343 + ... + 23978784.

It is an arithmetic number, because the mean of its divisors is an integer number (16850928449604).

Almost surely, 2^{67403667340067} is an apocalyptic number.

67403667340067 is a deficient number, since it is larger than the sum of its proper divisors (46458349).

67403667340067 is a wasteful number, since it uses less digits than its factorization.

67403667340067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46458348.

The product of its (nonzero) digits is 64012032, while the sum is 59.

The spelling of 67403667340067 in words is "sixty-seven trillion, four hundred three billion, six hundred sixty-seven million, three hundred forty thousand, sixty-seven".