42817100517 has 12 divisors (see below), whose sum is σ = 62140039104. Its totient is φ = 28409449320.

The previous prime is 42817100497. The next prime is 42817100519. The reversal of 42817100517 is 71500171824.

42817100517 is a `hidden beast` number, since 4 + 28 + 17 + 100 + 517 = 666.

42817100517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42817100517 - 2²⁷ = 42682882789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42817100519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11271693 + ... + 11275490.

It is an arithmetic number, because the mean of its divisors is an integer number (5178336592).

Almost surely, 2^42817100517 is an apocalyptic number.

It is an amenable number.

42817100517 is a deficient number, since it is larger than the sum of its proper divisors (19322938587).

42817100517 is a wasteful number, since it uses less digits than its factorization.

42817100517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22547400 (or 22547397 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 36.

The spelling of 42817100517 in words is "forty-two billion, eight hundred seventeen million, one hundred thousand, five hundred seventeen".