2516650166 has 4 divisors (see below), whose sum is σ = 3774975252. Its totient is φ = 1258325082.

The previous prime is 2516650061. The next prime is 2516650217. The reversal of 2516650166 is 6610566152.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629162540 + ... + 629162543.

It is an arithmetic number, because the mean of its divisors is an integer number (943743813).

Almost surely, 2^2516650166 is an apocalyptic number.

2516650166 is a deficient number, since it is larger than the sum of its proper divisors (1258325086).

2516650166 is a wasteful number, since it uses less digits than its factorization.

2516650166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258325085.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 2516650166 is about 50166.2253513258. The cubic root of 2516650166 is about 1360.2151775304.

The spelling of 2516650166 in words is "two billion, five hundred sixteen million, six hundred fifty thousand, one hundred sixty-six".