216201313471 has 32 divisors (see below), whose sum is σ = 254828851200. Its totient is φ = 180835841280.

The previous prime is 216201313459. The next prime is 216201313477. The reversal of 216201313471 is 174313102612.

It is a cyclic number.

It is not a de Polignac number, because 216201313471 - 2²³ = 216192924863 is a prime.

It is a super-3 number, since 3×216201313471³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216201313477) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68265330 + ... + 68268496.

It is an arithmetic number, because the mean of its divisors is an integer number (7963401600).

Almost surely, 2^216201313471 is an apocalyptic number.

216201313471 is a deficient number, since it is larger than the sum of its proper divisors (38627537729).

216201313471 is a wasteful number, since it uses less digits than its factorization.

216201313471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4599.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 216201313471 in words is "two hundred sixteen billion, two hundred one million, three hundred thirteen thousand, four hundred seventy-one".