10646000011 has 4 divisors (see below), whose sum is σ = 10646656024. Its totient is φ = 10645344000.

The previous prime is 10646000009. The next prime is 10646000039. The reversal of 10646000011 is 11000064601.

It is a happy number.

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

It is a 8-Lehmer number, since φ(10646000011) divides (10646000011-1)⁸.

It is a cyclic number.

It is not a de Polignac number, because 10646000011 - 2¹ = 10646000009 is a prime.

It is a super-2 number, since 2×10646000011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10646000111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303030 + ... + 336331.

It is an arithmetic number, because the mean of its divisors is an integer number (2661664006).

Almost surely, 2^10646000011 is an apocalyptic number.

10646000011 is a deficient number, since it is larger than the sum of its proper divisors (656013).

10646000011 is an equidigital number, since it uses as much as digits as its factorization.

10646000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656012.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10646000011 its reverse (11000064601), we get a palindrome (21646064612).

The spelling of 10646000011 in words is "ten billion, six hundred forty-six million, eleven", and thus it is an aban number.