2052116566 has 4 divisors (see below), whose sum is σ = 3078174852. Its totient is φ = 1026058282.

The previous prime is 2052116519. The next prime is 2052116609. The reversal of 2052116566 is 6656112502.

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

It is a super-4 number, since 4×2052116566⁴ (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513029140 + ... + 513029143.

It is an arithmetic number, because the mean of its divisors is an integer number (769543713).

Almost surely, 2^2052116566 is an apocalyptic number.

2052116566 is a deficient number, since it is larger than the sum of its proper divisors (1026058286).

2052116566 is a wasteful number, since it uses less digits than its factorization.

2052116566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026058285.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 2052116566 is about 45300.2932220091. The cubic root of 2052116566 is about 1270.7711368585.

The spelling of 2052116566 in words is "two billion, fifty-two million, one hundred sixteen thousand, five hundred sixty-six".