67320533420051 has 8 divisors (see below), whose sum is σ = 68132587698000. Its totient is φ = 66508502083072.

The previous prime is 67320533420047. The next prime is 67320533420059. The reversal of 67320533420051 is 15002433502376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67320533420051 - 2² = 67320533420047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67320533419990 and 67320533420008.

It is not an unprimeable number, because it can be changed into a prime (67320533420059) 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, 206075 + ... + 11605323.

It is an arithmetic number, because the mean of its divisors is an integer number (8516573462250).

Almost surely, 2^{67320533420051} is an apocalyptic number.

67320533420051 is a deficient number, since it is larger than the sum of its proper divisors (812054277949).

67320533420051 is a wasteful number, since it uses less digits than its factorization.

67320533420051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11470485.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 67320533420051 in words is "sixty-seven trillion, three hundred twenty billion, five hundred thirty-three million, four hundred twenty thousand, fifty-one".