105540636106 has 8 divisors (see below), whose sum is σ = 158347368900. Its totient is φ = 52758179808.

The previous prime is 105540636079. The next prime is 105540636109. The reversal of 105540636106 is 601636045501.

It can be written as a sum of positive squares in 2 ways, for example, as 96456830625 + 9083805481 = 310575^2 + 95309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105540636106² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105540636109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6058251 + ... + 6075646.

Almost surely, 2^105540636106 is an apocalyptic number.

105540636106 is a deficient number, since it is larger than the sum of its proper divisors (52806732794).

105540636106 is a wasteful number, since it uses less digits than its factorization.

105540636106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12138248.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 105540636106 in words is "one hundred five billion, five hundred forty million, six hundred thirty-six thousand, one hundred six".