11742735577 has 2 divisors, whose sum is σ = 11742735578. Its totient is φ = 11742735576.

The previous prime is 11742735559. The next prime is 11742735607. The reversal of 11742735577 is 77553724711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11736688896 + 6046681 = 108336^2 + 2459^2 .

It is a cyclic number.

It is not a de Polignac number, because 11742735577 - 2¹¹ = 11742733529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11742735577.

It is not a weakly prime, because it can be changed into another prime (11742735517) 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 as a sum of consecutive naturals, namely, 5871367788 + 5871367789.

It is an arithmetic number, because the mean of its divisors is an integer number (5871367789).

Almost surely, 2^11742735577 is an apocalyptic number.

It is an amenable number.

11742735577 is a deficient number, since it is larger than the sum of its proper divisors (1).

11742735577 is an equidigital number, since it uses as much as digits as its factorization.

11742735577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440600, while the sum is 49.

The spelling of 11742735577 in words is "eleven billion, seven hundred forty-two million, seven hundred thirty-five thousand, five hundred seventy-seven".