217141415086 has 8 divisors (see below), whose sum is σ = 325717326144. Its totient is φ = 108568973040.

The previous prime is 217141414981. The next prime is 217141415107. The reversal of 217141415086 is 680514141712.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704670 + ... + 964801.

It is an arithmetic number, because the mean of its divisors is an integer number (40714665768).

Almost surely, 2^217141415086 is an apocalyptic number.

217141415086 is a deficient number, since it is larger than the sum of its proper divisors (108575911058).

217141415086 is a wasteful number, since it uses less digits than its factorization.

217141415086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734506.

The product of its (nonzero) digits is 53760, while the sum is 40.

Adding to 217141415086 its reverse (680514141712), we get a palindrome (897655556798).

The spelling of 217141415086 in words is "two hundred seventeen billion, one hundred forty-one million, four hundred fifteen thousand, eighty-six".