11006464640887 has 2 divisors, whose sum is σ = 11006464640888. Its totient is φ = 11006464640886.

The previous prime is 11006464640881. The next prime is 11006464641001. The reversal of 11006464640887 is 78804646460011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11006464640887 - 2¹¹ = 11006464638839 is a prime.

It is a super-2 number, since 2×11006464640887² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11006464640881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503232320443 + 5503232320444.

It is an arithmetic number, because the mean of its divisors is an integer number (5503232320444).

Almost surely, 2^{11006464640887} is an apocalyptic number.

11006464640887 is a deficient number, since it is larger than the sum of its proper divisors (1).

11006464640887 is an equidigital number, since it uses as much as digits as its factorization.

11006464640887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 11006464640887 in words is "eleven trillion, six billion, four hundred sixty-four million, six hundred forty thousand, eight hundred eighty-seven".