67394479941 has 48 divisors (see below), whose sum is σ = 106559316864. Its totient is φ = 40877125632.

The previous prime is 67394479927. The next prime is 67394479969. The reversal of 67394479941 is 14997449376.

67394479941 is a `hidden beast` number, since 6 + 73 + 9 + 4 + 479 + 94 + 1 = 666.

It is not a de Polignac number, because 67394479941 - 2¹⁰ = 67394478917 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67394479981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585360 + ... + 690966.

It is an arithmetic number, because the mean of its divisors is an integer number (2219985768).

Almost surely, 2^67394479941 is an apocalyptic number.

It is an amenable number.

67394479941 is a deficient number, since it is larger than the sum of its proper divisors (39164836923).

67394479941 is a wasteful number, since it uses less digits than its factorization.

67394479941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105770 (or 105767 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 63.

The spelling of 67394479941 in words is "sixty-seven billion, three hundred ninety-four million, four hundred seventy-nine thousand, nine hundred forty-one".