11055100015566 has 24 divisors (see below), whose sum is σ = 24099665889000. Its totient is φ = 3662425771056.

The previous prime is 11055100015529. The next prime is 11055100015573. The reversal of 11055100015566 is 66551000155011.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11055100015566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1883960941 + ... + 1883966808.

It is an arithmetic number, because the mean of its divisors is an integer number (1004152745375).

Almost surely, 2^{11055100015566} is an apocalyptic number.

11055100015566 is an abundant number, since it is smaller than the sum of its proper divisors (13044565873434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11055100015566 is a wasteful number, since it uses less digits than its factorization.

11055100015566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767927920 (or 3767927917 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 11055100015566 in words is "eleven trillion, fifty-five billion, one hundred million, fifteen thousand, five hundred sixty-six".