216327314390 has 32 divisors (see below), whose sum is σ = 425062749600. Its totient is φ = 78613632000.

The previous prime is 216327314369. The next prime is 216327314471. The reversal of 216327314390 is 93413723612.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464411 + ... + 805190.

It is an arithmetic number, because the mean of its divisors is an integer number (13283210925).

Almost surely, 2^216327314390 is an apocalyptic number.

216327314390 is a deficient number, since it is larger than the sum of its proper divisors (208735435210).

216327314390 is a wasteful number, since it uses less digits than its factorization.

216327314390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271168.

The product of its (nonzero) digits is 163296, while the sum is 41.

The spelling of 216327314390 in words is "two hundred sixteen billion, three hundred twenty-seven million, three hundred fourteen thousand, three hundred ninety".