2166550088 has 16 divisors (see below), whose sum is σ = 4276086000. Its totient is φ = 1026260496.

The previous prime is 2166550081. The next prime is 2166550109. The reversal of 2166550088 is 8800556612.

It is not an unprimeable number, because it can be changed into a prime (2166550081) 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, 7126658 + ... + 7126961.

It is an arithmetic number, because the mean of its divisors is an integer number (267255375).

Almost surely, 2^2166550088 is an apocalyptic number.

It is an amenable number.

2166550088 is a deficient number, since it is larger than the sum of its proper divisors (2109535912).

2166550088 is a wasteful number, since it uses less digits than its factorization.

2166550088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14253644 (or 14253640 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The square root of 2166550088 is about 46546.2145399602. The cubic root of 2166550088 is about 1293.9661377620.

The spelling of 2166550088 in words is "two billion, one hundred sixty-six million, five hundred fifty thousand, eighty-eight".