67261006011 has 4 divisors (see below), whose sum is σ = 89681341352. Its totient is φ = 44840670672.

The previous prime is 67261005991. The next prime is 67261006013. The reversal of 67261006011 is 11060016276.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 67261006011 - 2⁶ = 67261005947 is a prime.

It is a super-2 number, since 2×67261006011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 67261006011.

It is not an unprimeable number, because it can be changed into a prime (67261006013) 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 3 ways as a sum of consecutive naturals, for example, 11210167666 + ... + 11210167671.

It is an arithmetic number, because the mean of its divisors is an integer number (22420335338).

Almost surely, 2^67261006011 is an apocalyptic number.

67261006011 is a deficient number, since it is larger than the sum of its proper divisors (22420335341).

67261006011 is a wasteful number, since it uses less digits than its factorization.

67261006011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22420335340.

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 67261006011 in words is "sixty-seven billion, two hundred sixty-one million, six thousand, eleven".