216634175439083 has 32 divisors (see below), whose sum is σ = 226197793382400. Its totient is φ = 207306875404800.

The previous prime is 216634175438981. The next prime is 216634175439089. The reversal of 216634175439083 is 380934571436612.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 216634175439083 - 2²⁴ = 216634158661867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216634175439089) 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, 2160264338 + ... + 2160364616.

It is an arithmetic number, because the mean of its divisors is an integer number (7068681043200).

It is a 1-persistent number, because it is pandigital, but 2⋅216634175439083 = 433268350878166 is not.

Almost surely, 2^{216634175439083} is an apocalyptic number.

216634175439083 is a deficient number, since it is larger than the sum of its proper divisors (9563617943317).

216634175439083 is a wasteful number, since it uses less digits than its factorization.

216634175439083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104363.

The product of its (nonzero) digits is 78382080, while the sum is 62.

The spelling of 216634175439083 in words is "two hundred sixteen trillion, six hundred thirty-four billion, one hundred seventy-five million, four hundred thirty-nine thousand, eighty-three".