10557765108211 has 2 divisors, whose sum is σ = 10557765108212. Its totient is φ = 10557765108210.

The previous prime is 10557765108167. The next prime is 10557765108221. The reversal of 10557765108211 is 11280156775501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10557765108211 - 2³³ = 10549175173619 is a prime.

It is a super-2 number, since 2×10557765108211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10557765108221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5278882554105 + 5278882554106.

It is an arithmetic number, because the mean of its divisors is an integer number (5278882554106).

Almost surely, 2^{10557765108211} is an apocalyptic number.

10557765108211 is a deficient number, since it is larger than the sum of its proper divisors (1).

10557765108211 is an equidigital number, since it uses as much as digits as its factorization.

10557765108211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 49.

The spelling of 10557765108211 in words is "ten trillion, five hundred fifty-seven billion, seven hundred sixty-five million, one hundred eight thousand, two hundred eleven".