2166348410 has 8 divisors (see below), whose sum is σ = 3899427156. Its totient is φ = 866539360.

The previous prime is 2166348397. The next prime is 2166348421. The reversal of 2166348410 is 148436612.

It can be written as a sum of positive squares in 2 ways, for example, as 2089312681 + 77035729 = 45709^2 + 8777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108317411 + ... + 108317430.

Almost surely, 2^2166348410 is an apocalyptic number.

2166348410 is a deficient number, since it is larger than the sum of its proper divisors (1733078746).

2166348410 is a wasteful number, since it uses less digits than its factorization.

2166348410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216634848.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 2166348410 is about 46544.0480620240. The cubic root of 2166348410 is about 1293.9259859707.

The spelling of 2166348410 in words is "two billion, one hundred sixty-six million, three hundred forty-eight thousand, four hundred ten".