11060110555561 has 8 divisors (see below), whose sum is σ = 11269633753224. Its totient is φ = 10850618538240.

The previous prime is 11060110555513. The next prime is 11060110555573. The reversal of 11060110555561 is 16555501106011.

It can be written as a sum of positive squares in 4 ways, for example, as 433938387600 + 10626172167961 = 658740^2 + 3259781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11060110555561 - 2¹⁹ = 11060110031273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11060110555561.

It is not an unprimeable number, because it can be changed into a prime (11060110555261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7078320 + ... + 8498401.

It is an arithmetic number, because the mean of its divisors is an integer number (1408704219153).

Almost surely, 2^{11060110555561} is an apocalyptic number.

It is an amenable number.

11060110555561 is a deficient number, since it is larger than the sum of its proper divisors (209523197663).

11060110555561 is a wasteful number, since it uses less digits than its factorization.

11060110555561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15590171.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 11060110555561 in words is "eleven trillion, sixty billion, one hundred ten million, five hundred fifty-five thousand, five hundred sixty-one".