2065194671 has 8 divisors (see below), whose sum is σ = 2071176960. Its totient is φ = 2059221528.

The previous prime is 2065194653. The next prime is 2065194707. The reversal of 2065194671 is 1764915602.

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 2065194671 - 2²² = 2061000367 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 (2065194631) 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 7 ways as a sum of consecutive naturals, for example, 812120 + ... + 814658.

It is an arithmetic number, because the mean of its divisors is an integer number (258897120).

Almost surely, 2^2065194671 is an apocalyptic number.

2065194671 is a deficient number, since it is larger than the sum of its proper divisors (5982289).

2065194671 is a wasteful number, since it uses less digits than its factorization.

2065194671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 2065194671 is about 45444.4129789350. The cubic root of 2065194671 is about 1273.4649568730.

The spelling of 2065194671 in words is "two billion, sixty-five million, one hundred ninety-four thousand, six hundred seventy-one".