67273440441406 has 16 divisors (see below), whose sum is σ = 102443896129680. Its totient is φ = 33125745787200.

The previous prime is 67273440441391. The next prime is 67273440441409. The reversal of 67273440441406 is 60414404437276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67273440441409) 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, 67181695 + ... + 68175706.

It is an arithmetic number, because the mean of its divisors is an integer number (6402743508105).

Almost surely, 2^{67273440441406} is an apocalyptic number.

67273440441406 is a deficient number, since it is larger than the sum of its proper divisors (35170455688274).

67273440441406 is a wasteful number, since it uses less digits than its factorization.

67273440441406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135361179.

The product of its (nonzero) digits is 10838016, while the sum is 52.

The spelling of 67273440441406 in words is "sixty-seven trillion, two hundred seventy-three billion, four hundred forty million, four hundred forty-one thousand, four hundred six".