2166276022466 has 8 divisors (see below), whose sum is σ = 3249432804240. Its totient is φ = 1083131754388.

The previous prime is 2166276022433. The next prime is 2166276022507. The reversal of 2166276022466 is 6642206726612.

It is a happy number.

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

It is a super-2 number, since 2×2166276022466² (a number of 25 digits) contains 22 as substring.

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, 2682956 + ... + 3395703.

It is an arithmetic number, because the mean of its divisors is an integer number (406179100530).

Almost surely, 2^{2166276022466} is an apocalyptic number.

2166276022466 is a deficient number, since it is larger than the sum of its proper divisors (1083156781774).

2166276022466 is a wasteful number, since it uses less digits than its factorization.

2166276022466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6256848.

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 2166276022466 in words is "two trillion, one hundred sixty-six billion, two hundred seventy-six million, twenty-two thousand, four hundred sixty-six".