216326013333430 has 64 divisors (see below), whose sum is σ = 522813078402048. Its totient is φ = 62239652184960.

The previous prime is 216326013333373. The next prime is 216326013333449. The reversal of 216326013333430 is 34333310623612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10805485162 + ... + 10805505181.

It is an arithmetic number, because the mean of its divisors is an integer number (8168954350032).

Almost surely, 2^{216326013333430} is an apocalyptic number.

216326013333430 is an abundant number, since it is smaller than the sum of its proper divisors (306487065068618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216326013333430 is a wasteful number, since it uses less digits than its factorization.

216326013333430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21610990381.

The product of its (nonzero) digits is 419904, while the sum is 40.

The spelling of 216326013333430 in words is "two hundred sixteen trillion, three hundred twenty-six billion, thirteen million, three hundred thirty-three thousand, four hundred thirty".