11529863999977 has 2 divisors, whose sum is σ = 11529863999978. Its totient is φ = 11529863999976.

The previous prime is 11529863999957. The next prime is 11529864000019. The reversal of 11529863999977 is 77999936892511.

11529863999977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11486005588201 + 43858411776 = 3389101^2 + 209424^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11529863999977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11529863999894 and 11529863999903.

It is not a weakly prime, because it can be changed into another prime (11529863999957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5764931999988 + 5764931999989.

It is an arithmetic number, because the mean of its divisors is an integer number (5764931999989).

Almost surely, 2^{11529863999977} is an apocalyptic number.

It is an amenable number.

11529863999977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11529863999977 is an equidigital number, since it uses as much as digits as its factorization.

11529863999977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4166497440, while the sum is 85.

The spelling of 11529863999977 in words is "eleven trillion, five hundred twenty-nine billion, eight hundred sixty-three million, nine hundred ninety-nine thousand, nine hundred seventy-seven".