2166052116 has 48 divisors (see below), whose sum is σ = 5114009600. Its totient is φ = 713512800.

The previous prime is 2166052103. The next prime is 2166052123. The reversal of 2166052116 is 6112506612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357585 + ... + 363591.

Almost surely, 2^2166052116 is an apocalyptic number.

It is an amenable number.

2166052116 is an abundant number, since it is smaller than the sum of its proper divisors (2947957484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2166052116 is a wasteful number, since it uses less digits than its factorization.

2166052116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364 (or 6362 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 2166052116 is about 46540.8650112995. The cubic root of 2166052116 is about 1293.8669926921.

Adding to 2166052116 its reverse (6112506612), we get a palindrome (8278558728).

The spelling of 2166052116 in words is "two billion, one hundred sixty-six million, fifty-two thousand, one hundred sixteen".