11557228058807 has 2 divisors, whose sum is σ = 11557228058808. Its totient is φ = 11557228058806.

The previous prime is 11557228058777. The next prime is 11557228058903. The reversal of 11557228058807 is 70885082275511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11557228058807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11557228058707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5778614029403 + 5778614029404.

It is an arithmetic number, because the mean of its divisors is an integer number (5778614029404).

Almost surely, 2^{11557228058807} is an apocalyptic number.

11557228058807 is a deficient number, since it is larger than the sum of its proper divisors (1).

11557228058807 is an equidigital number, since it uses as much as digits as its factorization.

11557228058807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544000, while the sum is 59.

The spelling of 11557228058807 in words is "eleven trillion, five hundred fifty-seven billion, two hundred twenty-eight million, fifty-eight thousand, eight hundred seven".