10639641611 has 2 divisors, whose sum is σ = 10639641612. Its totient is φ = 10639641610.

The previous prime is 10639641577. The next prime is 10639641613. The reversal of 10639641611 is 11614693601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10639641611 - 2³⁰ = 9565899787 is a prime.

It is a super-2 number, since 2×10639641611² (a number of 21 digits) contains 22 as substring.

Together with 10639641613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10639641613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5319820805 + 5319820806.

It is an arithmetic number, because the mean of its divisors is an integer number (5319820806).

Almost surely, 2^10639641611 is an apocalyptic number.

10639641611 is a deficient number, since it is larger than the sum of its proper divisors (1).

10639641611 is an equidigital number, since it uses as much as digits as its factorization.

10639641611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 10639641611 in words is "ten billion, six hundred thirty-nine million, six hundred forty-one thousand, six hundred eleven".