61106606171 has 4 divisors (see below), whose sum is σ = 65807114352. Its totient is φ = 56406097992.

The previous prime is 61106606159. The next prime is 61106606177. The reversal of 61106606171 is 17160660116.

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 61106606171 - 2¹⁴ = 61106589787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61106606177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2350254071 + ... + 2350254096.

It is an arithmetic number, because the mean of its divisors is an integer number (16451778588).

Almost surely, 2^61106606171 is an apocalyptic number.

61106606171 is a deficient number, since it is larger than the sum of its proper divisors (4700508181).

61106606171 is a wasteful number, since it uses less digits than its factorization.

61106606171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4700508180.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 61106606171 in words is "sixty-one billion, one hundred six million, six hundred six thousand, one hundred seventy-one".