214005143015665 has 16 divisors (see below), whose sum is σ = 258595276462848. Its totient is φ = 170014529074176.

The previous prime is 214005143015627. The next prime is 214005143015711. The reversal of 214005143015665 is 566510341500412.

It is a cyclic number.

It is not a de Polignac number, because 214005143015665 - 2¹¹ = 214005143013617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196407849 + ... + 197494438.

It is an arithmetic number, because the mean of its divisors is an integer number (16162204778928).

Almost surely, 2^{214005143015665} is an apocalyptic number.

It is an amenable number.

214005143015665 is a deficient number, since it is larger than the sum of its proper divisors (44590133447183).

214005143015665 is a wasteful number, since it uses less digits than its factorization.

214005143015665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393903048.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 214005143015665 in words is "two hundred fourteen trillion, five billion, one hundred forty-three million, fifteen thousand, six hundred sixty-five".