8349717849066 has 96 divisors (see below), whose sum is σ = 20479099829760. Its totient is φ = 2436566983200.

The previous prime is 8349717849061. The next prime is 8349717849091. The reversal of 8349717849066 is 6609487179438.

8349717849066 is a `hidden beast` number, since 8 + 3 + 4 + 9 + 7 + 1 + 78 + 490 + 66 = 666.

It is a super-2 number, since 2×8349717849066² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8349717848985 and 8349717849003.

It is not an unprimeable number, because it can be changed into a prime (8349717849061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6301876 + ... + 7510863.

It is an arithmetic number, because the mean of its divisors is an integer number (213323956560).

Almost surely, 2^{8349717849066} is an apocalyptic number.

8349717849066 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

8349717849066 is an abundant number, since it is smaller than the sum of its proper divisors (12129381980694).

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

8349717849066 is a wasteful number, since it uses less digits than its factorization.

8349717849066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13812872 (or 13812869 counting only the distinct ones).

The product of its (nonzero) digits is 438939648, while the sum is 72.

The spelling of 8349717849066 in words is "eight trillion, three hundred forty-nine billion, seven hundred seventeen million, eight hundred forty-nine thousand, sixty-six".