847917090013 has 16 divisors (see below), whose sum is σ = 978718625280. Its totient is φ = 719534304000.

The previous prime is 847917089993. The next prime is 847917090023. The reversal of 847917090013 is 310090719748.

847917090013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-847917090013 is a prime.

It is a super-2 number, since 2×847917090013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847917090023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10876533 + ... + 10954213.

It is an arithmetic number, because the mean of its divisors is an integer number (61169914080).

Almost surely, 2^847917090013 is an apocalyptic number.

It is an amenable number.

847917090013 is a deficient number, since it is larger than the sum of its proper divisors (130801535267).

847917090013 is a wasteful number, since it uses less digits than its factorization.

847917090013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93228.

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 847917090013 in words is "eight hundred forty-seven billion, nine hundred seventeen million, ninety thousand, thirteen".