216401410465342 has 8 divisors (see below), whose sum is σ = 338715251163216. Its totient is φ = 103496326744272.

The previous prime is 216401410465271. The next prime is 216401410465393. The reversal of 216401410465342 is 243564014104612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352189244143 + ... + 2352189244234.

It is an arithmetic number, because the mean of its divisors is an integer number (42339406395402).

Almost surely, 2^{216401410465342} is an apocalyptic number.

216401410465342 is a deficient number, since it is larger than the sum of its proper divisors (122313840697874).

216401410465342 is a wasteful number, since it uses less digits than its factorization.

216401410465342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704378488402.

The product of its (nonzero) digits is 552960, while the sum is 43.

Adding to 216401410465342 its reverse (243564014104612), we get a palindrome (459965424569954).

The spelling of 216401410465342 in words is "two hundred sixteen trillion, four hundred one billion, four hundred ten million, four hundred sixty-five thousand, three hundred forty-two".