10555020543049 has 2 divisors, whose sum is σ = 10555020543050. Its totient is φ = 10555020543048.

The previous prime is 10555020543017. The next prime is 10555020543091. The reversal of 10555020543049 is 94034502055501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10496997368649 + 58023174400 = 3239907^2 + 240880^2 .

It is a cyclic number.

It is not a de Polignac number, because 10555020543049 - 2⁵ = 10555020543017 is a prime.

It is a super-2 number, since 2×10555020543049² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10555020542996 and 10555020543014.

It is not a weakly prime, because it can be changed into another prime (10555020583049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277510271524 + 5277510271525.

It is an arithmetic number, because the mean of its divisors is an integer number (5277510271525).

Almost surely, 2^{10555020543049} is an apocalyptic number.

It is an amenable number.

10555020543049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10555020543049 is an equidigital number, since it uses as much as digits as its factorization.

10555020543049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 10555020543049 in words is "ten trillion, five hundred fifty-five billion, twenty million, five hundred forty-three thousand, forty-nine".