67041340441 has 8 divisors (see below), whose sum is σ = 67172154984. Its totient is φ = 66910586880.

The previous prime is 67041340433. The next prime is 67041340501. The reversal of 67041340441 is 14404314076.

It can be written as a sum of positive squares in 4 ways, for example, as 384944400 + 66656396041 = 19620^2 + 258179^2 .

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 67041340441 - 2³ = 67041340433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67041340397 and 67041340406.

It is not an unprimeable number, because it can be changed into a prime (67041340741) 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, 2620785 + ... + 2646241.

It is an arithmetic number, because the mean of its divisors is an integer number (8396519373).

Almost surely, 2^67041340441 is an apocalyptic number.

It is an amenable number.

67041340441 is a deficient number, since it is larger than the sum of its proper divisors (130814543).

67041340441 is a wasteful number, since it uses less digits than its factorization.

67041340441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30491.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 67041340441 in words is "sixty-seven billion, forty-one million, three hundred forty thousand, four hundred forty-one".