67738890514066 has 32 divisors (see below), whose sum is σ = 104793359022720. Its totient is φ = 32824437174144.

The previous prime is 67738890514063. The next prime is 67738890514091. The reversal of 67738890514066 is 66041509883776.

67738890514066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 67738890513986 and 67738890514004.

It is not an unprimeable number, because it can be changed into a prime (67738890514063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17286051 + ... + 20839513.

It is an arithmetic number, because the mean of its divisors is an integer number (3274792469460).

Almost surely, 2^{67738890514066} is an apocalyptic number.

67738890514066 is a deficient number, since it is larger than the sum of its proper divisors (37054468508654).

67738890514066 is a wasteful number, since it uses less digits than its factorization.

67738890514066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555810.

The product of its (nonzero) digits is 365783040, while the sum is 70.

The spelling of 67738890514066 in words is "sixty-seven trillion, seven hundred thirty-eight billion, eight hundred ninety million, five hundred fourteen thousand, sixty-six".