5561011060911 has 12 divisors (see below), whose sum is σ = 8040878237392. Its totient is φ = 3703506843456.

The previous prime is 5561011060897. The next prime is 5561011060919. The reversal of 5561011060911 is 1190601101655.

It is a happy number.

5561011060911 is a `hidden beast` number, since 5 + 561 + 0 + 1 + 1 + 0 + 6 + 0 + 91 + 1 = 666.

5561011060911 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5561011060911 - 2⁷ = 5561011060783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561011060919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319479466 + ... + 319496871.

Almost surely, 2^{5561011060911} is an apocalyptic number.

5561011060911 is a deficient number, since it is larger than the sum of its proper divisors (2479867176481).

5561011060911 is a wasteful number, since it uses less digits than its factorization.

5561011060911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638977310 (or 638977307 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 36.

The spelling of 5561011060911 in words is "five trillion, five hundred sixty-one billion, eleven million, sixty thousand, nine hundred eleven".