6164149205 has 4 divisors (see below), whose sum is σ = 7396979052. Its totient is φ = 4931319360.

The previous prime is 6164149193. The next prime is 6164149207. The reversal of 6164149205 is 5029414616.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4105349329 + 2058799876 = 64073^2 + 45374^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6164149205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6164149207) 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, 616414916 + ... + 616414925.

It is an arithmetic number, because the mean of its divisors is an integer number (1849244763).

Almost surely, 2^6164149205 is an apocalyptic number.

It is an amenable number.

6164149205 is a deficient number, since it is larger than the sum of its proper divisors (1232829847).

6164149205 is a wasteful number, since it uses less digits than its factorization.

6164149205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232829846.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 6164149205 is about 78512.0959152155. The cubic root of 6164149205 is about 1833.5427806073.

The spelling of 6164149205 in words is "six billion, one hundred sixty-four million, one hundred forty-nine thousand, two hundred five".