67006673674038 has 64 divisors (see below), whose sum is σ = 170321005386240. Its totient is φ = 19128414708000.

The previous prime is 67006673674037. The next prime is 67006673674141. The reversal of 67006673674038 is 83047637660076.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67006673674037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75247513 + ... + 76132788.

It is an arithmetic number, because the mean of its divisors is an integer number (2661265709160).

Almost surely, 2^{67006673674038} is an apocalyptic number.

67006673674038 is an abundant number, since it is smaller than the sum of its proper divisors (103314331712202).

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

67006673674038 is a wasteful number, since it uses less digits than its factorization.

67006673674038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151381490 (or 151381484 counting only the distinct ones).

The product of its (nonzero) digits is 128024064, while the sum is 63.

The spelling of 67006673674038 in words is "sixty-seven trillion, six billion, six hundred seventy-three million, six hundred seventy-four thousand, thirty-eight".