215161632556233 has 16 divisors (see below), whose sum is σ = 312973157788416. Its totient is φ = 130396496444240.

The previous prime is 215161632556229. The next prime is 215161632556237. The reversal of 215161632556233 is 332655236161512.

It is an interprime number because it is at equal distance from previous prime (215161632556229) and next prime (215161632556237).

It is a cyclic number.

It is not a de Polignac number, because 215161632556233 - 2² = 215161632556229 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (215161632556237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111352191 + ... + 113267972.

It is an arithmetic number, because the mean of its divisors is an integer number (19560822361776).

Almost surely, 2^{215161632556233} is an apocalyptic number.

It is an amenable number.

215161632556233 is a deficient number, since it is larger than the sum of its proper divisors (97811525232183).

215161632556233 is a wasteful number, since it uses less digits than its factorization.

215161632556233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224649204.

The product of its digits is 5832000, while the sum is 51.

The spelling of 215161632556233 in words is "two hundred fifteen trillion, one hundred sixty-one billion, six hundred thirty-two million, five hundred fifty-six thousand, two hundred thirty-three".