8453346617856 has 320 divisors, whose sum is σ = 27722801627136. Its totient is φ = 2235705753600.

The previous prime is 8453346617827. The next prime is 8453346617857. The reversal of 8453346617856 is 6587166433548.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8453346617857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7114836 + ... + 8217516.

Almost surely, 2^{8453346617856} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8453346617856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13861400813568).

8453346617856 is an abundant number, since it is smaller than the sum of its proper divisors (19269455009280).

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

8453346617856 is a wasteful number, since it uses less digits than its factorization.

8453346617856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102763 (or 1102747 counting only the distinct ones).

The product of its digits is 348364800, while the sum is 66.

The spelling of 8453346617856 in words is "eight trillion, four hundred fifty-three billion, three hundred forty-six million, six hundred seventeen thousand, eight hundred fifty-six".