846414747414649 has 64 divisors (see below), whose sum is σ = 1110235896000000. Its totient is φ = 640949257525248.

The previous prime is 846414747414617. The next prime is 846414747414679. The reversal of 846414747414649 is 946414747414648.

It is not a de Polignac number, because 846414747414649 - 2⁵ = 846414747414617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (846414747414679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22969324 + ... + 47121325.

It is an arithmetic number, because the mean of its divisors is an integer number (17347435875000).

Almost surely, 2^{846414747414649} is an apocalyptic number.

It is an amenable number.

846414747414649 is a deficient number, since it is larger than the sum of its proper divisors (263821148585351).

846414747414649 is a wasteful number, since it uses less digits than its factorization.

846414747414649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70090815 (or 70090801 counting only the distinct ones).

The product of its digits is 2080899072, while the sum is 73.

Subtracting 846414747414649 from its reverse (946414747414648), we obtain a palindrome (99999999999999).

The spelling of 846414747414649 in words is "eight hundred forty-six trillion, four hundred fourteen billion, seven hundred forty-seven million, four hundred fourteen thousand, six hundred forty-nine".