11641383577 has 2 divisors, whose sum is σ = 11641383578. Its totient is φ = 11641383576.

The previous prime is 11641383571. The next prime is 11641383601. The reversal of 11641383577 is 77538314611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10393598601 + 1247784976 = 101949^2 + 35324^2 .

It is a cyclic number.

It is not a de Polignac number, because 11641383577 - 2²³ = 11632994969 is a prime.

It is not a weakly prime, because it can be changed into another prime (11641383571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5820691788 + 5820691789.

It is an arithmetic number, because the mean of its divisors is an integer number (5820691789).

Almost surely, 2^11641383577 is an apocalyptic number.

It is an amenable number.

11641383577 is a deficient number, since it is larger than the sum of its proper divisors (1).

11641383577 is an equidigital number, since it uses as much as digits as its factorization.

11641383577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 46.

The spelling of 11641383577 in words is "eleven billion, six hundred forty-one million, three hundred eighty-three thousand, five hundred seventy-seven".