2166323241474 has 24 divisors (see below), whose sum is σ = 5364228979200. Its totient is φ = 618949497528.

The previous prime is 2166323241473. The next prime is 2166323241493. The reversal of 2166323241474 is 4741423236612.

2166323241474 is a `hidden beast` number, since 2 + 1 + 6 + 632 + 3 + 2 + 4 + 1 + 4 + 7 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2166323241473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8596520674 + ... + 8596520925.

It is an arithmetic number, because the mean of its divisors is an integer number (223509540800).

Almost surely, 2^{2166323241474} is an apocalyptic number.

2166323241474 is an abundant number, since it is smaller than the sum of its proper divisors (3197905737726).

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

2166323241474 is a wasteful number, since it uses less digits than its factorization.

2166323241474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17193041614 (or 17193041611 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The spelling of 2166323241474 in words is "two trillion, one hundred sixty-six billion, three hundred twenty-three million, two hundred forty-one thousand, four hundred seventy-four".