216356440540034 has 8 divisors (see below), whose sum is σ = 332081978503440. Its totient is φ = 105662447705556.

The previous prime is 216356440539977. The next prime is 216356440540043. The reversal of 216356440540034 is 430045044653612.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1257886282124 + ... + 1257886282295.

It is an arithmetic number, because the mean of its divisors is an integer number (41510247312930).

Almost surely, 2^{216356440540034} is an apocalyptic number.

216356440540034 is a deficient number, since it is larger than the sum of its proper divisors (115725537963406).

216356440540034 is a wasteful number, since it uses less digits than its factorization.

216356440540034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515772564464.

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 216356440540034 in words is "two hundred sixteen trillion, three hundred fifty-six billion, four hundred forty million, five hundred forty thousand, thirty-four".