67673842425 has 216 divisors, whose sum is σ = 151895278080. Its totient is φ = 28633651200.

The previous prime is 67673842381. The next prime is 67673842571. The reversal of 67673842425 is 52424837676.

67673842425 is a `hidden beast` number, since 6 + 76 + 73 + 84 + 2 + 425 = 666.

It is not a de Polignac number, because 67673842425 - 2¹⁰ = 67673841401 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 7856521 + ... + 7865129.

It is an arithmetic number, because the mean of its divisors is an integer number (703218880).

Almost surely, 2^67673842425 is an apocalyptic number.

It is an amenable number.

67673842425 is an abundant number, since it is smaller than the sum of its proper divisors (84221435655).

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

67673842425 is a wasteful number, since it uses less digits than its factorization.

67673842425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693 (or 8678 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 54.

The spelling of 67673842425 in words is "sixty-seven billion, six hundred seventy-three million, eight hundred forty-two thousand, four hundred twenty-five".