10639180768511 has 4 divisors (see below), whose sum is σ = 10656708249792. Its totient is φ = 10621653287232.

The previous prime is 10639180768483. The next prime is 10639180768519. The reversal of 10639180768511 is 11586708193601.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10639180768511 is a prime.

It is a super-2 number, since 2×10639180768511² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10639180768519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8763739730 + ... + 8763740943.

It is an arithmetic number, because the mean of its divisors is an integer number (2664177062448).

Almost surely, 2^{10639180768511} is an apocalyptic number.

10639180768511 is a deficient number, since it is larger than the sum of its proper divisors (17527481281).

10639180768511 is an equidigital number, since it uses as much as digits as its factorization.

10639180768511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17527481280.

The product of its (nonzero) digits is 2177280, while the sum is 56.

The spelling of 10639180768511 in words is "ten trillion, six hundred thirty-nine billion, one hundred eighty million, seven hundred sixty-eight thousand, five hundred eleven".