10861105605 has 32 divisors (see below), whose sum is σ = 21028564224. Its totient is φ = 4673012736.

The previous prime is 10861105597. The next prime is 10861105621. The reversal of 10861105605 is 50650116801.

It is not a de Polignac number, because 10861105605 - 2³ = 10861105597 is a prime.

It is a super-2 number, since 2×10861105605² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3040542 + ... + 3044111.

It is an arithmetic number, because the mean of its divisors is an integer number (657142632).

Almost surely, 2^10861105605 is an apocalyptic number.

10861105605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10861105605 is a deficient number, since it is larger than the sum of its proper divisors (10167458619).

10861105605 is a wasteful number, since it uses less digits than its factorization.

10861105605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6084685.

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 10861105605 in words is "ten billion, eight hundred sixty-one million, one hundred five thousand, six hundred five".