2166365302 has 4 divisors (see below), whose sum is σ = 3249547956. Its totient is φ = 1083182650.

The previous prime is 2166365297. The next prime is 2166365303. The reversal of 2166365302 is 2035636612.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166365303) by changing a digit.

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, 541591324 + ... + 541591327.

It is an arithmetic number, because the mean of its divisors is an integer number (812386989).

Almost surely, 2^2166365302 is an apocalyptic number.

2166365302 is a deficient number, since it is larger than the sum of its proper divisors (1083182654).

2166365302 is a wasteful number, since it uses less digits than its factorization.

2166365302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083182653.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2166365302 is about 46544.2295241848. The cubic root of 2166365302 is about 1293.9293490710.

The spelling of 2166365302 in words is "two billion, one hundred sixty-six million, three hundred sixty-five thousand, three hundred two".