67040337406734 has 24 divisors (see below), whose sum is σ = 150262825223160. Its totient is φ = 21576200544528.

The previous prime is 67040337406733. The next prime is 67040337406759. The reversal of 67040337406734 is 43760473304076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67040337406733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64214882052 + ... + 64214883095.

It is an arithmetic number, because the mean of its divisors is an integer number (6260951050965).

Almost surely, 2^{67040337406734} is an apocalyptic number.

67040337406734 is an abundant number, since it is smaller than the sum of its proper divisors (83222487816426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67040337406734 is a wasteful number, since it uses less digits than its factorization.

67040337406734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128429765184 (or 128429765181 counting only the distinct ones).

The product of its (nonzero) digits is 21337344, while the sum is 54.

The spelling of 67040337406734 in words is "sixty-seven trillion, forty billion, three hundred thirty-seven million, four hundred six thousand, seven hundred thirty-four".