11005610505605 has 16 divisors (see below), whose sum is σ = 13445884980864. Its totient is φ = 8646323887680.

The previous prime is 11005610505569. The next prime is 11005610505653. The reversal of 11005610505605 is 50650501650011.

It is not a de Polignac number, because 11005610505605 - 2³⁸ = 10730732598661 is a prime.

It is a super-2 number, since 2×11005610505605² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79330526 + ... + 79469135.

It is an arithmetic number, because the mean of its divisors is an integer number (840367811304).

Almost surely, 2^{11005610505605} is an apocalyptic number.

It is an amenable number.

11005610505605 is a deficient number, since it is larger than the sum of its proper divisors (2440274475259).

11005610505605 is a wasteful number, since it uses less digits than its factorization.

11005610505605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158799916.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 11005610505605 in words is "eleven trillion, five billion, six hundred ten million, five hundred five thousand, six hundred five".