105485645211 has 4 divisors (see below), whose sum is σ = 140647526952. Its totient is φ = 70323763472.

The previous prime is 105485645179. The next prime is 105485645327. The reversal of 105485645211 is 112546584501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105485645211 - 2⁵ = 105485645179 is a prime.

It is a super-2 number, since 2×105485645211² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105485645011) 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, 17580940866 + ... + 17580940871.

It is an arithmetic number, because the mean of its divisors is an integer number (35161881738).

Almost surely, 2^105485645211 is an apocalyptic number.

105485645211 is a deficient number, since it is larger than the sum of its proper divisors (35161881741).

105485645211 is an equidigital number, since it uses as much as digits as its factorization.

105485645211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35161881740.

The product of its (nonzero) digits is 192000, while the sum is 42.

The spelling of 105485645211 in words is "one hundred five billion, four hundred eighty-five million, six hundred forty-five thousand, two hundred eleven".