105560661165 has 16 divisors (see below), whose sum is σ = 168909696576. Its totient is φ = 56294806400.

The previous prime is 105560661139. The next prime is 105560661181. The reversal of 105560661165 is 561166065501.

It is not a de Polignac number, because 105560661165 - 2¹¹ = 105560659117 is a prime.

It is a super-2 number, since 2×105560661165² (a number of 23 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 15 ways as a sum of consecutive naturals, for example, 50631 + ... + 462260.

It is an arithmetic number, because the mean of its divisors is an integer number (10556856036).

Almost surely, 2^105560661165 is an apocalyptic number.

105560661165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105560661165 is a deficient number, since it is larger than the sum of its proper divisors (63349035411).

105560661165 is a wasteful number, since it uses less digits than its factorization.

105560661165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526620.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 105560661165 in words is "one hundred five billion, five hundred sixty million, six hundred sixty-one thousand, one hundred sixty-five".