2166830489259 has 12 divisors (see below), whose sum is σ = 3294596065800. Its totient is φ = 1368524519424.

The previous prime is 2166830489237. The next prime is 2166830489267. The reversal of 2166830489259 is 9529840386612.

2166830489259 is a `hidden beast` number, since 2 + 16 + 68 + 30 + 489 + 2 + 59 = 666.

It is not a de Polignac number, because 2166830489259 - 2³⁹ = 1617074675371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2166830489196 and 2166830489205.

It is not an unprimeable number, because it can be changed into a prime (2166830489269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6335761494 + ... + 6335761835.

It is an arithmetic number, because the mean of its divisors is an integer number (274549672150).

Almost surely, 2^{2166830489259} is an apocalyptic number.

2166830489259 is a deficient number, since it is larger than the sum of its proper divisors (1127765576541).

2166830489259 is a wasteful number, since it uses less digits than its factorization.

2166830489259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12671523354 (or 12671523351 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 63.

The spelling of 2166830489259 in words is "two trillion, one hundred sixty-six billion, eight hundred thirty million, four hundred eighty-nine thousand, two hundred fifty-nine".