814860885522871 has 8 divisors (see below), whose sum is σ = 888968531710224. Its totient is φ = 740758136646720.

The previous prime is 814860885522851. The next prime is 814860885522889. The reversal of 814860885522871 is 178225588068418.

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 814860885522871 - 2⁵ = 814860885522839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 814860885522794 and 814860885522803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814860885522851) 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, 1223979886 + ... + 1224645451.

It is an arithmetic number, because the mean of its divisors is an integer number (111121066463778).

Almost surely, 2^{814860885522871} is an apocalyptic number.

814860885522871 is a deficient number, since it is larger than the sum of its proper divisors (74107646187353).

814860885522871 is a wasteful number, since it uses less digits than its factorization.

814860885522871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448655601.

The product of its (nonzero) digits is 550502400, while the sum is 73.

The spelling of 814860885522871 in words is "eight hundred fourteen trillion, eight hundred sixty billion, eight hundred eighty-five million, five hundred twenty-two thousand, eight hundred seventy-one".