105501186600056 has 32 divisors (see below), whose sum is σ = 213031714271040. Its totient is φ = 48692747445888.

The previous prime is 105501186600023. The next prime is 105501186600059. The reversal of 105501186600056 is 650006681105501.

It is a super-2 number, since 2×105501186600056² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105501186600059) 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, 64189190 + ... + 65812266.

It is an arithmetic number, because the mean of its divisors is an integer number (6657241070970).

Almost surely, 2^{105501186600056} is an apocalyptic number.

It is an amenable number.

105501186600056 is an abundant number, since it is smaller than the sum of its proper divisors (107530527670984).

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

105501186600056 is a wasteful number, since it uses less digits than its factorization.

105501186600056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248103 (or 2248099 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 44.

Subtracting 105501186600056 from its reverse (650006681105501), we obtain a palindrome (544505494505445).

The spelling of 105501186600056 in words is "one hundred five trillion, five hundred one billion, one hundred eighty-six million, six hundred thousand, fifty-six".