845677357813 has 8 divisors (see below), whose sum is σ = 846576817856. Its totient is φ = 844778095200.

The previous prime is 845677357769. The next prime is 845677357867. The reversal of 845677357813 is 318753776548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 845677357813 - 2¹⁷ = 845677226741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845677357873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9491833 + ... + 9580513.

It is an arithmetic number, because the mean of its divisors is an integer number (105822102232).

Almost surely, 2^845677357813 is an apocalyptic number.

It is an amenable number.

845677357813 is a deficient number, since it is larger than the sum of its proper divisors (899460043).

845677357813 is a wasteful number, since it uses less digits than its factorization.

845677357813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98715.

The product of its digits is 118540800, while the sum is 64.

The spelling of 845677357813 in words is "eight hundred forty-five billion, six hundred seventy-seven million, three hundred fifty-seven thousand, eight hundred thirteen".