105605511050001 has 8 divisors (see below), whose sum is σ = 140816724656544. Its totient is φ = 70398985738400.

The previous prime is 105605511049933. The next prime is 105605511050051. The reversal of 105605511050001 is 100050115506501.

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

It is a cyclic number.

It is not a de Polignac number, because 105605511050001 - 2⁷ = 105605511049873 is a prime.

It is a super-3 number, since 3×105605511050001³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (105605511050051) 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, 1172021175 + ... + 1172111276.

It is an arithmetic number, because the mean of its divisors is an integer number (17602090582068).

Almost surely, 2^{105605511050001} is an apocalyptic number.

It is an amenable number.

105605511050001 is a deficient number, since it is larger than the sum of its proper divisors (35211213606543).

105605511050001 is a wasteful number, since it uses less digits than its factorization.

105605511050001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344147471.

The product of its (nonzero) digits is 3750, while the sum is 30.

Adding to 105605511050001 its reverse (100050115506501), we get a palindrome (205655626556502).

The spelling of 105605511050001 in words is "one hundred five trillion, six hundred five billion, five hundred eleven million, fifty thousand, one".